Interstep
级间
🗣️ 情景例句
You have a good command of English.
你的英语水平很好。
Has your company done any research in this field?
请问贵公司对此范畴做了任何研究吗？
It is best to keep to hot drinks, bottled or canned drinks of well-known brand names----
最好仅饮用开水，名牌瓶装或罐装水