Zwitterionic compound
[化] 两性离子化合物
🧩 词语组成解析
a. [化]两性离子的
🗣️ 情景例句
I've seen pictures of him.
我见过他的照片。
There used to be a grocery store on the corner.
过去在角落上有一个杂货店。
She can't come. She has to help her Mommy!
她不能来。她得帮她妈妈的忙！