Polyhydric acid
[化] 多元酸
🧩 词语组成解析
a. 多羟的；[有化] 多羟基的
🗣️ 情景例句
The good news is that the Levinsons have come by
好消息是Levinson夫妇已来这儿
You'd better run or you're going to be left behind.
你最好跑不然你将落在后面。
It usually comes in February or March. Summer is often very hot.
通常在2月或3月开始。夏天很热。