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
No such thing as too many at an opening.
展览开幕怎么会嫌人太多呢。
Would you mind if I took a day off?
我请一天假可以吗？
'But it isn't perfume,' I said.'It's hair gel. '
“不，这不是香水，”我说，“是发胶。