Armanite
胶体锰酸银
🗣️ 情景例句
We would expect to hold them until at least the end of this year.
我们会保持这些价格不变，至少直到今年年底。
The frog in well knows nothing of the great ocean.
井底之蛙不知汪洋大海。
Yes, it is.
是的。