字义
关牲畜或犯人的地方，也表示坚固。
英文: firm; fast
四声对比
同一个音节「lao」，配不同声调就是不同的字。牢 读第二声。点下面任意一个，听真人发音、看声调走向。
笔顺
点「播放笔顺」看每一笔的顺序，或「描红练习」自己照着写一遍。
五个组词
- 牢固láo gù英文: firm; secure
- 牢骚láo sāo英文: discontent; complaint; to complain
- 牢牢láo láo英文: firmly; safely
- 牢记láo jì英文: to keep in mind; to remember
- 亡羊补牢wáng yáng bǔ láo英文: lit. to mend the pen after sheep are lost (idiom); fig. to act belatedly; better late than never; to lock the stable door after the horse has bolted
例句
我们要把基础知识记得牢牢的。Wǒ men yào bǎ jī chǔ zhī shi jì de láo láo de.We should remember the basics firmly.
我们Wǒ menwe要yàoto want把bǎ(marks the object)基础jī chǔbase知识zhī shiknowledge记得jì deto remember牢牢láo láofirmly的deof。