• 萃取编程教育、机器人教育、人工智能教育的核心精华
  • 以培养青少年具备未来人工智能时代的核心素养为使命
  • 助力青少年在创新、应用、技能三大方向的培养

400-888-9073

广州乐博乐博机器人教育:编程思维如何帮孩子告别"粗心"标签

来源:广州乐博乐博机器人教育 时间:06-11

广州乐博乐博机器人教育:编程思维如何帮孩子告别

编程思维如何帮孩子撕掉"粗心"标签?广州乐博乐博的教育实践

被误解的"粗心":家长常说的话可能在帮倒忙

与家长沟通时,常听到类似开场白:"我家孩子挺聪明的,就是太粗心。"这种表述看似想激励孩子改正,实际却可能形成反向暗示——当家长将错误简单归因于"粗心",孩子便容易产生"我只是没注意"的心理,反而忽视问题的本质。

更值得警惕的是,"粗心"逐渐成为孩子的心理缓冲带。一次考试算错小数点,一句"我粗心了"就轻轻带过;作业漏看题目要求,同样用"没注意"来解释。这种自我安慰的背后,是对问题根源的逃避,长此以往,"粗心"会从偶尔的小失误演变成难以摆脱的习惯。

粗心的本质:大脑的"信息筛选机制"在作怪

要解决问题,首先得认清本质。2004年哈佛大学的一项心理学实验或许能给出答案:研究人员制作了1分钟短片,画面中黑白两队运动员传球,要求志愿者统计白队传球次数。实验结束后,超过半数志愿者没注意到短片中突然出现的"大猩猩"——这个穿着玩偶服的人在画面中停留了9秒,做出夸张动作。

为什么会忽略如此明显的"大猩猩"?关键在于实验前的指令:"专注统计白队传球次数"。这个指令让大脑自动开启"信息筛选模式",将与任务无关的信息(如黑队成员、异常角色)自动屏蔽。我们的大脑每天接收海量信息,若全部处理会超负荷,因此神经系统会通过后天训练,在特定任务中优先处理核心信息,过滤次要内容。

孩子做题时的"粗心"同理。当他们专注于解题思路、公式应用时,大脑会自动降低对数字抄写、运算步骤等细节的关注度,导致漏看单位、写错符号等"低级错误"。所谓的"粗心",本质是专注力分配失衡——重要细节未被大脑纳入当前的"核心信息池"。

粗心的四大诱因:别让"没注意"掩盖真实问题

在广州乐博乐博机器人教育的教学实践中,我们发现孩子的"粗心"往往由多重因素叠加导致,常见的有以下四类:

1. 思维惯性干扰

前一题的解题模式影响当前思考。例如刚做完单选题,下一题是多选题时,可能因惯性直接选一个答案。

2. 感知加工误差

对数字、符号的识别出现偏差。如计算"15-5×2"时,因"15-5"容易凑整,忽略"先乘后减"规则,得出错误答案20。

3. 注意力分配失调

视觉或听觉信息输入时出现错漏。典型表现是抄题错误(如将200写成20)、符号混淆(b写成d)等。

4. 知识掌握不扎实(假粗心)

部分错误源于基础不牢。例如总把"6×9=54"和"5×9=45"混淆,表面看是粗心,实际是乘法表记忆不熟练。

这些问题往往交织出现,家长若简单归因于"粗心",可能错过针对性训练的关键期。

编程学习:让"粗心"在代码世界无处遁形

在广州乐博乐博机器人教育的课堂上,我们观察到一个有趣现象:学习编程的孩子,粗心问题往往有显著改善。这背后的逻辑,与编程的"严谨性"本质密切相关。

编程是人与机器的对话,而机器的运行遵循绝对规则——多一个标点、少一个符号、错一个字母,程序都可能无法运行。这种特性倒逼学习者必须关注每个细节:变量名是否正确、循环结构是否闭合、条件判断是否覆盖所有情况……每一次调试代码的过程,都是对专注力和严谨性的深度训练。

以乐博乐博的Scratch编程课程为例,学员需要完成"智能垃圾分类机器人"项目:从传感器输入到逻辑判断,从机械臂动作到语音反馈,每个环节都需要精确设计。当孩子发现程序运行异常时,必须逐一检查代码,这种"找bug-修正-验证"的循环,本质上是在培养"关注细节-主动纠错-系统复盘"的思维习惯。

更重要的是,这种思维习惯会从代码世界延伸到日常生活。学员小宇(四年级)家长反馈:"以前做数学题总漏看单位,现在学了编程后,他会主动检查题目要求,还会列步骤清单,粗心的情况少了80%。"类似的案例在乐博乐博的学员中并不少见。

可以说,编程学习通过"强制严谨性"的训练机制,帮助孩子建立起"关注细节-主动验证-系统思考"的思维模式,这正是破解"粗心"难题的关键。

给家长的建议:告别"粗心"需要耐心与方法

改善孩子的粗心问题,家长需避免两个极端:一是简单归结为"态度问题",用重复刷题施压;二是放任不管,认为"长大就好了"。结合乐博乐博的教育经验,以下方法值得尝试:

  • 建立"错误档案":记录每次错误的具体原因(是计算失误?审题不清?还是知识点遗漏),定期分析规律。
  • 设计"细节训练游戏":如数字找茬(找出两段文字中的不同数字)、符号配对(匹配算式与正确结果),在游戏中提升细节关注度。
  • 结合编程学习:通过可视化编程工具(如Scratch),让孩子在实践中体会"细节决定成败",逐步养成严谨习惯。

教育是慢的艺术,改善粗心同样需要时间。广州乐博乐博机器人教育始终相信,当孩子掌握了专注细节的方法,拥有了严谨思考的能力,"粗心"自然会成为成长路上的"过客"。

基本 文件 流程 错误 SQL 调试
  1. 请求信息 : 2026-04-04 15:01:44 HTTP/1.1 GET : http://www.aabrh.com/s/1747/n/14687.html
  2. 运行时间 : 0.017514s [ 吞吐率:57.10req/s ] 内存消耗:402.30kb 文件加载:137
  3. 缓存信息 : 0 reads,0 writes
  1. /data/web/baijiao_branch_collect/public/index.php ( 0.79 KB )
  2. /data/web/baijiao_branch_collect/vendor/autoload.php ( 0.75 KB )
  3. /data/web/baijiao_branch_collect/vendor/composer/autoload_real.php ( 1.63 KB )
  4. /data/web/baijiao_branch_collect/vendor/composer/platform_check.php ( 0.90 KB )
  5. /data/web/baijiao_branch_collect/vendor/composer/ClassLoader.php ( 15.99 KB )
  6. /data/web/baijiao_branch_collect/vendor/composer/autoload_static.php ( 4.26 KB )
  7. /data/web/baijiao_branch_collect/vendor/topthink/think-helper/src/helper.php ( 8.34 KB )
  8. /data/web/baijiao_branch_collect/vendor/topthink/think-validate/src/helper.php ( 2.19 KB )
  9. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/helper.php ( 1.47 KB )
  10. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/stubs/load_stubs.php ( 0.16 KB )
  11. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Exception.php ( 1.69 KB )
  12. /data/web/baijiao_branch_collect/vendor/topthink/think-container/src/Facade.php ( 2.71 KB )
  13. /data/web/baijiao_branch_collect/vendor/symfony/deprecation-contracts/function.php ( 0.99 KB )
  14. /data/web/baijiao_branch_collect/vendor/symfony/polyfill-mbstring/bootstrap.php ( 8.26 KB )
  15. /data/web/baijiao_branch_collect/vendor/symfony/polyfill-mbstring/bootstrap80.php ( 9.78 KB )
  16. /data/web/baijiao_branch_collect/vendor/symfony/var-dumper/Resources/functions/dump.php ( 1.49 KB )
  17. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/App.php ( 15.30 KB )
  18. /data/web/baijiao_branch_collect/vendor/topthink/think-container/src/Container.php ( 15.76 KB )
  19. /data/web/baijiao_branch_collect/vendor/psr/container/src/ContainerInterface.php ( 1.02 KB )
  20. /data/web/baijiao_branch_collect/app/provider.php ( 0.19 KB )
  21. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Http.php ( 6.04 KB )
  22. /data/web/baijiao_branch_collect/vendor/topthink/think-helper/src/helper/Str.php ( 7.29 KB )
  23. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Env.php ( 4.68 KB )
  24. /data/web/baijiao_branch_collect/app/common.php ( 10.83 KB )
  25. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/helper.php ( 18.78 KB )
  26. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Config.php ( 5.54 KB )
  27. /data/web/baijiao_branch_collect/config/app.php ( 1.29 KB )
  28. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/facade/Env.php ( 1.67 KB )
  29. /data/web/baijiao_branch_collect/config/cache.php ( 1.22 KB )
  30. /data/web/baijiao_branch_collect/config/config.php ( 0.26 KB )
  31. /data/web/baijiao_branch_collect/config/console.php ( 0.29 KB )
  32. /data/web/baijiao_branch_collect/config/cookie.php ( 0.56 KB )
  33. /data/web/baijiao_branch_collect/config/database.php ( 2.29 KB )
  34. /data/web/baijiao_branch_collect/config/filesystem.php ( 0.63 KB )
  35. /data/web/baijiao_branch_collect/config/lang.php ( 0.81 KB )
  36. /data/web/baijiao_branch_collect/config/log.php ( 1.37 KB )
  37. /data/web/baijiao_branch_collect/config/middleware.php ( 0.19 KB )
  38. /data/web/baijiao_branch_collect/config/route.php ( 1.54 KB )
  39. /data/web/baijiao_branch_collect/config/session.php ( 0.57 KB )
  40. /data/web/baijiao_branch_collect/config/trace.php ( 0.34 KB )
  41. /data/web/baijiao_branch_collect/config/view.php ( 0.81 KB )
  42. /data/web/baijiao_branch_collect/app/event.php ( 0.25 KB )
  43. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Event.php ( 7.67 KB )
  44. /data/web/baijiao_branch_collect/app/service.php ( 0.13 KB )
  45. /data/web/baijiao_branch_collect/app/AppService.php ( 0.26 KB )
  46. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Service.php ( 1.64 KB )
  47. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Lang.php ( 7.35 KB )
  48. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/lang/zh-cn.php ( 13.70 KB )
  49. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/initializer/Error.php ( 3.31 KB )
  50. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/initializer/RegisterService.php ( 1.33 KB )
  51. /data/web/baijiao_branch_collect/vendor/services.php ( 0.14 KB )
  52. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/service/PaginatorService.php ( 1.52 KB )
  53. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/service/ValidateService.php ( 0.99 KB )
  54. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/service/ModelService.php ( 2.04 KB )
  55. /data/web/baijiao_branch_collect/vendor/topthink/think-trace/src/Service.php ( 0.77 KB )
  56. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Middleware.php ( 6.72 KB )
  57. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/initializer/BootService.php ( 0.77 KB )
  58. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/Paginator.php ( 11.86 KB )
  59. /data/web/baijiao_branch_collect/vendor/topthink/think-validate/src/Validate.php ( 63.20 KB )
  60. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/Model.php ( 23.55 KB )
  61. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/model/concern/Attribute.php ( 21.05 KB )
  62. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/model/concern/AutoWriteData.php ( 4.20 KB )
  63. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/model/concern/Conversion.php ( 6.75 KB )
  64. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/model/concern/DbConnect.php ( 5.16 KB )
  65. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/model/concern/ModelEvent.php ( 2.33 KB )
  66. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/model/concern/RelationShip.php ( 28.30 KB )
  67. /data/web/baijiao_branch_collect/vendor/topthink/think-helper/src/contract/Arrayable.php ( 0.09 KB )
  68. /data/web/baijiao_branch_collect/vendor/topthink/think-helper/src/contract/Jsonable.php ( 0.13 KB )
  69. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/model/contract/Modelable.php ( 0.09 KB )
  70. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Db.php ( 2.88 KB )
  71. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/DbManager.php ( 8.52 KB )
  72. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Log.php ( 6.28 KB )
  73. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Manager.php ( 3.92 KB )
  74. /data/web/baijiao_branch_collect/vendor/psr/log/src/LoggerTrait.php ( 2.69 KB )
  75. /data/web/baijiao_branch_collect/vendor/psr/log/src/LoggerInterface.php ( 2.71 KB )
  76. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Cache.php ( 4.92 KB )
  77. /data/web/baijiao_branch_collect/vendor/psr/simple-cache/src/CacheInterface.php ( 4.71 KB )
  78. /data/web/baijiao_branch_collect/vendor/topthink/think-helper/src/helper/Arr.php ( 17.45 KB )
  79. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/cache/driver/Redis.php ( 6.94 KB )
  80. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/cache/Driver.php ( 9.03 KB )
  81. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/contract/CacheHandlerInterface.php ( 1.99 KB )
  82. /data/web/baijiao_branch_collect/app/Request.php ( 0.09 KB )
  83. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Request.php ( 55.78 KB )
  84. /data/web/baijiao_branch_collect/app/middleware.php ( 0.26 KB )
  85. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Pipeline.php ( 2.61 KB )
  86. /data/web/baijiao_branch_collect/vendor/topthink/think-trace/src/TraceDebug.php ( 3.40 KB )
  87. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Route.php ( 23.73 KB )
  88. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/route/RuleName.php ( 5.75 KB )
  89. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/route/Domain.php ( 2.53 KB )
  90. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/route/RuleGroup.php ( 22.43 KB )
  91. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/route/Rule.php ( 26.95 KB )
  92. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/route/RuleItem.php ( 9.78 KB )
  93. /data/web/baijiao_branch_collect/route/app.php ( 3.05 KB )
  94. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/facade/Route.php ( 4.70 KB )
  95. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/route/dispatch/Controller.php ( 4.74 KB )
  96. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/route/Dispatch.php ( 10.44 KB )
  97. /data/web/baijiao_branch_collect/app/controller/Index.php ( 33.26 KB )
  98. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/facade/Request.php ( 9.20 KB )
  99. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/route/Url.php ( 14.07 KB )
  100. /data/web/baijiao_branch_collect/app/model/IndexModel.php ( 19.95 KB )
  101. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/facade/Config.php ( 1.37 KB )
  102. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/facade/Cache.php ( 2.06 KB )
  103. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/facade/Db.php ( 0.93 KB )
  104. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/connector/Mysql.php ( 5.73 KB )
  105. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/PDOConnection.php ( 53.74 KB )
  106. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/Connection.php ( 8.39 KB )
  107. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/ConnectionInterface.php ( 4.57 KB )
  108. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/builder/Mysql.php ( 16.58 KB )
  109. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/Builder.php ( 24.07 KB )
  110. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/BaseBuilder.php ( 27.50 KB )
  111. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/Query.php ( 15.97 KB )
  112. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/BaseQuery.php ( 45.13 KB )
  113. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/concern/TimeFieldQuery.php ( 7.43 KB )
  114. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/concern/AggregateQuery.php ( 3.26 KB )
  115. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/concern/ModelRelationQuery.php ( 20.07 KB )
  116. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/concern/ParamsBind.php ( 3.66 KB )
  117. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/concern/ResultOperation.php ( 7.01 KB )
  118. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/concern/WhereQuery.php ( 19.37 KB )
  119. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/concern/JoinAndViewQuery.php ( 7.11 KB )
  120. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/concern/TableFieldInfo.php ( 2.63 KB )
  121. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/concern/Transaction.php ( 2.77 KB )
  122. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/log/driver/File.php ( 5.96 KB )
  123. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/contract/LogHandlerInterface.php ( 0.86 KB )
  124. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/log/Channel.php ( 3.89 KB )
  125. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/event/LogRecord.php ( 1.02 KB )
  126. /data/web/baijiao_branch_collect/vendor/topthink/think-helper/src/Collection.php ( 16.47 KB )
  127. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Response.php ( 8.81 KB )
  128. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/response/View.php ( 3.29 KB )
  129. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Cookie.php ( 6.06 KB )
  130. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/View.php ( 4.39 KB )
  131. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/view/driver/Php.php ( 6.44 KB )
  132. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/contract/TemplateHandlerInterface.php ( 1.60 KB )
  133. /data/web/baijiao_branch_collect/view/index/pc/school_news_details.php ( 2.39 KB )
  134. /data/web/baijiao_branch_collect/view/index/pc/school_top.php ( 5.76 KB )
  135. /data/web/baijiao_branch_collect/view/index/pc/school_right.php ( 2.17 KB )
  136. /data/web/baijiao_branch_collect/view/index/pc/school_bottom.php ( 1.16 KB )
  137. /data/web/baijiao_branch_collect/vendor/topthink/think-trace/src/Html.php ( 4.42 KB )
  1. CONNECT:[ UseTime:0.000316s ] mysql:host=127.0.0.1;port=3306;dbname=baijiao_branch_collect;charset=utf8
  2. SHOW FULL COLUMNS FROM `fqi_school` [ RunTime:0.001088s ]
  3. SELECT * FROM `fqi_school` WHERE `school_id` = '1747' AND `site_id` = 20 AND `school_status` = 1 LIMIT 1 [ RunTime:0.000316s ]
  4. SHOW FULL COLUMNS FROM `fqi_school_class` [ RunTime:0.000609s ]
  5. SELECT * FROM `fqi_school_class` WHERE `school_id` = 1747 [ RunTime:0.000249s ]
  6. SHOW FULL COLUMNS FROM `fqi_school_campus` [ RunTime:0.000660s ]
  7. SELECT * FROM `fqi_school_campus` WHERE `school_id` = 1747 [ RunTime:0.000256s ]
  8. SHOW FULL COLUMNS FROM `fqi_school_news` [ RunTime:0.000797s ]
  9. SELECT `a`.*,`content` FROM `fqi_school_news` `a` LEFT JOIN `fqi_school_news_content` `b` ON `b`.`content_id`=`a`.`content_id` WHERE `school_id` = 1747 AND `a`.`content_id` = '14687' AND `news_status` = 1 AND `school_status` = 1 LIMIT 1 [ RunTime:0.000784s ]
  10. (select content_id,news_name,school_id from fqi_school_news where school_id = '1747' and content_id < '14687' and site_id <= '20' order by content_id desc limit 1) union all(select content_id,news_name,school_id from fqi_school_news where school_id = '1747' and content_id > '14687' and site_id <= '20' order by content_id asc limit 1) [ RunTime:0.000758s ]
  11. SHOW FULL COLUMNS FROM `fqi_school_course` [ RunTime:0.000732s ]
  12. SELECT * FROM `fqi_school_course` WHERE `school_id` = 1747 AND `site_id` = 20 AND `course_status` = 1 AND `school_status` = 1 ORDER BY `course_id` DESC LIMIT 4 [ RunTime:0.000484s ]
  13. SELECT * FROM `fqi_school_course` WHERE `school_id` = 1747 AND `school_status` = 1 AND `course_status` = 1 ORDER BY `course_id` DESC LIMIT 8 [ RunTime:0.000219s ]
  14. SELECT * FROM `fqi_school_news` WHERE `school_id` = 1747 ORDER BY `click` DESC,`news_id` DESC LIMIT 5 [ RunTime:0.000189s ]
  15. SELECT `content_id`,`news_name`,`a`.`school_id`,`b`.`school_name` FROM `fqi_school_news` `a` LEFT JOIN `fqi_school` `b` ON `b`.`school_id`=`a`.`school_id` WHERE `a`.`site_id` = '20' AND `b`.`school_status` = '1' AND `news_status` = 1 AND `content_id` < 14687 ORDER BY `content_id` DESC LIMIT 20 [ RunTime:0.004608s ]
0.018045s