Plumbum
n. 铅\\n[医] 铅(82号元素)
✅ 同义词
🗣️ 情景例句
If they come home and they're on ...
要是他们回来看见灯开着……。
Once an opportunity slips away, it is gone for good.
机会一旦错过，永远不会再来。
Yes, it is.
是啊。