Saltpeter
n. 硝石, 硝酸钾, 硝酸钠\\n[化] 硝石
✅ 同义词
🗣️ 情景例句
Don't worry about it. It's a taken of my appreciation for your business, and friendship.
没关系的。这是向你表示我们在生意及友谊上的一点心意。
I was sick yesterday,but I'm better today.
我昨天病了，但是我今天好一些了。
On the road outside the school gate.
校门外的路上。