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'll hold on to them for you.
我为你保管吧。
Would you care to take a seat while I make out a receipt?
请坐一会儿好吗？我给您开个收据。
He wanted to buy a $300 watch for his wife,
他走进一家高级商店，要为妻子买一块价值300英镑的手表。