Methylacetic acid
[建] 丙酸
🧩 词语组成解析
🗣️ 情景例句
Why did you stop working?
你为什么要退休？
Name your own price.
你自己说个价钱吧。
We'd better take it up with them, in that case.
如果是那样，我们最好向他们提出来。