Metaacetaldehyde
三聚乙醛
🗣️ 情景例句
Thanks. Excuse me.
谢谢。对不起，失陪了。
I met one of the newscasters over at the television station.
我在电视公司遇到一位新闻播音员。
You hang up hurriedly and attend to baby, crockery, etc.
你急急忙忙挂上电话，赶去照看孩子和餐具。