Polychloride
多氯化物
🗣️ 情景例句
Anything to drink?
要喝点什么吗？
You are thinner than I am.
你比我廋。
The officers got out and the prisoner stood to attention and saluted as they passed.
军官们下了车，战俘立正站好，并在他们从他面前经过时敬了礼。