Oprational version
[化] 使用方案
🧩 词语组成解析
🗣️ 情景例句
A couple of weeks.
两、三个星期吧。
I'm afraid it was a bother for you to do this.
我害怕做这会给你带来麻烦。
You go to the school office and telephone the police. Please hurry up!
“你去学校办公室给警察打电话。请快一点！快点！”