1.call off 取消；依次叫名

Will you call your dog off, please?
請你把狗喚走好嗎?

The music in the next classroom called off his attention from his teacher.
隔壁教室的音樂使他分散了聽老師講課的注意力。
2.in debt 負債；欠情

Gambling laid him in debt.
賭博使他負了債。

Bad management will land the company in debt.
經營不善會使公司負債。

3.keen to 熱衷于

So the real question is not over the tenets of their political religion, but why some Tories are so keen to find one.
因此真正的問題不是關于他們的政治教條的問題，而是為何他們這么熱心要去找一個教條的問題。

She insists, however, that it was precisely because of her past that she felt so keen to do this job.
她堅持認為，正是因為她過去的經歷才使得她如此熱心于這份工作。

4.focus on 集中于

If you focus the sun's rays on dry wood with a burning-glass, it will start burning.
如果你用取火鏡使太陽光線在聚焦在干木頭上，木頭就會燃燒起來。

Our meeting focuses on the question of women's right.
我們會議的重點是婦女權利問題。