Methylacetic acid
[建] 丙酸
🧩 词语组成解析
🗣️ 情景例句
I have to cram all night for tomorrow's exams.
为了明天的考试，我得熬夜临阵磨枪。
Don't believe a word he says.
他的话不可信。
The wooducutter was standing next to a fallen tree, with lots of small pieces of wood in front of him.
伐木工人正站在一棵倒下的树旁，他的前面有很多小片的木头。