Sn
[计] 顺序号\\n[医] 锡(50号元素)
✅ 同义词
🗣️ 情景例句
Yeah, it's been a long time.
是啊，好久没见面了。
Thanks. I'll certainly do that.
谢谢了，我一定会的。
What are your plans for the weekend?
你周末计划做什么？