Interhalogen
卤间化合物
🗣️ 情景例句
They're both students of the performing arts.
他们两个都是的搞表演艺术的学生。
The fox that had lost its tail would persuade others out of theirs.
一条狐狸丢尾巴，就劝旁的也丢它。
What was the population of the more developed countries in 1950?
1950年较发达国家的人口是多少？