Sn
[计] 顺序号\\n[医] 锡(50号元素)
✅ 同义词
🗣️ 情景例句
You don't know what the surprise is yet?
你们还不知道这个惊喜是什么？
Half a loaf is better than no bread.
半片面包总比没有好；有胜于无。
He grasped both my hands.
他紧握住我的双手。