Perhalogenomethane
全卤甲烷
🗣️ 情景例句
Trees, grass.
有绿树 ，有草地。
Who put you in charge?
谁说让你做主了啊？
A flight attendant would take charge of me and I never had an unpleasant experience.
我总是由一位空中乘务员照管，从未遇到过不愉快的经历。