Parapectic acid
[化] 果胶糖酸
🧩 词语组成解析
🗣️ 情景例句
There's another advanced class today at four o'clock.
今天下午四点钟还有一次高级班。
He is eating a lot.
他吃了很多。
The dream he had had for so many years ended there.
他多年来的幻想从此破灭。