Pectosinic acid
[化] 果胶糖酸
🧩 词语组成解析
🗣️ 情景例句
Whats your ring size?
你的戒指是几号的？
I must say that I'm a little at a loss as to how to introduce them.
我必须表明对于如何介绍他们，我有点不知所措。
Well, I think at the beginning we'd rather have some fairly quiet and peaceful music.
好，我想，开始时，我们宁可听些柔和舒缓的音乐。