Sn
[计] 顺序号\\n[医] 锡(50号元素)
✅ 同义词
🗣️ 情景例句
This is a crazy morning. Hello, Richard.
这是一个忙得头昏的早晨。哈喽， Richard。
He who wants a mule without fault,must walk on foot.
指望驴子无缺点，只有自己徒步行。
Start by making a list of all the types of books that you enjoy reading in Chinese.
首先列出一个清单，把你喜欢读的各类中文书都开列出来。