Monosubstituted
[医] 一原子置换的, 单基置换的
🗣️ 情景例句
Please help me to get things straight.
请帮助我把事情搞好。
So that's how it is!
原来如此。
'Why are you doing that?' Sally asked.
“你为什么要那样做呢？”萨莉问。