Bifunctional molecule
[机] 二官能分子
🧩 词语组成解析
a. 具有两种(截然)不同功能的
🗣️ 情景例句
In two or three months, I'll have an advance on my book
两到三个月后 我能得到我那本书的预付款
He has a boat.
他有一艘船。
but the doctor refused to do so.
但医生拒绝告诉他。