Boothite
铜水绿矾
🗣️ 情景例句
Do you think the skirt length is right, Ellen?
觉得这裙子长度合适吗，Ellen？
The stronger the motivation, the more quickly a person will learn a foreigh language.
一个人学外语的动力越强大、学得就越快。
We've got to report back to the head office.
我们还要回去向总部汇报情况呢。