Acrolactic acid
[化] 3-羟基丙烯酸
🧩 词语组成解析
🗣️ 情景例句
Great medical school, too.
而且有很好的医学院。
Waste of time is the most extravagant and costly of all expenses.
浪费时间是一切花费中最奢侈豪华的费用。
What did you do at the meeting?
你们在会上做什么呢？