Diphosphane
二膦, 二磷烷
🗣️ 情景例句
I'm very proud of you. You really did a beautiful job.
我真以你为傲。你真的拍得很漂亮。
An old physician,and a young lawyer.
医生老的好，律师年轻的好。
I think I shall read a book instead.
我想我还是读本书吧。