Problem definition
[计] 题目定义
🧩 词语组成解析
🗣️ 情景例句
If you have something you want to talk about,
假如你有什么事情要谈，
If the beard were all,the goat might preach.
如果长胡就好，山羊也可讲道。
At that moment, everybody began to laugh and sing.
此时，大家已经笑了起来，同时唱起了歌。