Sn
[计] 顺序号\\n[医] 锡(50号元素)
✅ 同义词
🗣️ 情景例句
Good idea, Jack. What do you think about the second part?
好主意，杰克，你对第二部分有什么看法？
Sorry, but could you kindly repeat what you just said?
抱歉，你可以重复刚刚所说的吗？
Then, send two cases please.
这样的话，就送两箱吧。