Alpha-hydroxypropionic acid
[医] 乳酸
🧩 词语组成解析
alpha
['ælfə]
n. 希腊字母的第一个字母;
🗣️ 情景例句
I know a pop star who's a lesbian.
我认识的位歌星是女同性恋。
I'll call the roll before class.
课前我要点名。
I can't get through.
我打不通。