Dimethylethanolamine
二甲乙醇胺
🗣️ 情景例句
The only entry requirement is a valid passort.
入境的唯一条件就是持有一本有效的护照。
Parents usually put a small red paper packet under their child's pillow.
父母常常会在孩子枕头下放一个小红包。
Good, I'll see you there at 12:30.
好的，十二点我会在那儿与你碰面。