Chlormethane
甲基氯
🗣️ 情景例句
Tell me the courses you have completed in school and what is your favorite subject?
你曾修读哪些课程和你最喜欢哪一科？
I'm from out of town.
我从城外面来。
You're welcome to stay with us next time.
欢迎您下次再光临我们的饭店。