Calnitro
钙硝肥
🗣️ 情景例句
He was ill at ease with people whom he didn't understand.
他和不熟悉的人在一起感到不自在。
It is a wise father that knows his own child.
父贤知其子。
We have mainly adopted some usual international practices.
我们主要采取了一些国际上的惯例做法。