Phosphonous acid
[化] 亚膦酸
🧩 词语组成解析
🗣️ 情景例句
Take things as they come.
车到山前必有路。
Come on!
得了吧！
Every time he wanted to come into the garden he would bark until someone opened the gate.
每当它想到花园里来时，便汪汪叫个不停，直到有人把门打开。