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一心一意 持之以恒 熟能生巧 亡羊补牢 卧薪尝胆 搜"学习"

📖 成语故事

有视频看视频，没视频读文字——每一个成语背后都有一段历史

故事 3431 篇 视频讲解 0 个 幼儿学段 162 篇
不限学段 幼儿162 小学691 初中737 高中575
大禹治水 📖 图文阅读

大禹治水

舜统治时，中华大地经常发大水，禹上书给舜要求负责治水工作，说：“先父用堰障法治水没有收到成效，我要用疏导法治水，让水流入大海。

幼儿大禹治水 6432 次阅读
一心一德 📖 图文阅读

一心一德

商朝末年，纣王荒淫无道、暴虐成性。手下的官员都是离心离德，军心涣散。

幼儿一心一德 6402 次阅读
必恭必敬 📖 图文阅读

必恭必敬

周幽王姬宫涅是西周的最后一个国君，他昏庸暴虐，政治腐败。

幼儿必恭必敬 6402 次阅读
百鸟朝凤 📖 图文阅读

百鸟朝凤

很久很久以前，凤凰只是一只很不起眼的小鸟，羽毛也很平常，丝毫不象传说中的那般光彩夺目。

幼儿百鸟朝凤 6338 次阅读
不干不净 📖 图文阅读

不干不净

大观园里贾宝玉一人上学觉得孤单寂寞，见到秦可卿的弟弟秦钟后，就请贾母批准他们一起上学，秦钟出身贫寒，

幼儿不干不净 6305 次阅读
八仙过海 📖 图文阅读

八仙过海

传说吕洞宾等八位神仙途经东海去仙岛，只见巨浪汹涌。吕洞宾提议各自投一样东西到海里，然后各显神通过海。

幼儿八仙过海 329 次阅读
基本 文件 流程 错误 SQL 调试
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  1. CONNECT:[ UseTime:0.001476s ] mysql:host=127.0.0.1;port=3308;dbname=chengyu_hicoo;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `cy_idioms` [ RunTime:0.002711s ]
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  4. SHOW FULL COLUMNS FROM `cy_stories` [ RunTime:0.002304s ]
  5. SELECT COUNT(*) AS think_count FROM `cy_stories` WHERE `status` = 1 AND `grade_level` = 'preschool' [ RunTime:0.002903s ]
  6. SELECT COUNT(*) AS think_count FROM `cy_stories` WHERE `status` = 1 AND `grade_level` = 'preschool' [ RunTime:0.002626s ]
  7. SELECT * FROM `cy_stories` WHERE `status` = 1 AND `grade_level` = 'preschool' ORDER BY `sort` DESC,`views` DESC,`id` DESC LIMIT 156,12 [ RunTime:0.006013s ]
0.080608s