Monosubstituted
[医] 一原子置换的, 单基置换的
🗣️ 情景例句
Would you do me a favour look around your factory?
能否帮忙带我看一下你们工厂？
Do you live 2nd Avenue?
你在第二大道居住吗？
No, it isn't. I think it's her eraser.
不，不是我的。我想那是她的橡皮擦。