1.back down 放棄;讓步
例句:He had to back down on plans to backdate the tax changes.
他不得不放棄追溯稅收調整的計劃。
2.In effect 事實上
例句:That deal would create, in effect, the world's biggest airline.
事實上,這一協議將促成世界最大航空公司的成立。
3.focus on 專注于
例句:Their talks are expected to focus on arms control.
他們的會談預計會集中討論軍備控制問題。
4.in good time 及時的;提前的
例句:I like to get to airports in good time.
我習慣早早地趕到機場。