Monosubstituted
[医] 一原子置换的, 单基置换的
🗣️ 情景例句
I don't drink, but today is an exception.
我是不喝酒的，但今天例外。
Let difficulties occur but not the loss of courage.
纵使困难重重，也不丧失勇气。
Linda speaks as if she were a boss.
琳达说话总好象她是老板。