Methylacetic acid
[建] 丙酸
🧩 词语组成解析
🗣️ 情景例句
Yes. And you must be Susan. Hi.
是的。 一定是Susan了。嗨
We can't rely on him.
我们不能依赖他。
My wife and I were at the race.
我和我的妻子也去了。