讲解：

have sth to your credit

完成；取得:

He's only 30, and he already has four novels to his credit.

他年仅 30 岁,却已着有四部小说。

be supposed to do / be sth

(按规定、习惯、安排等)应当,应,该,须:

You're supposed to buy a ticket, but not many people do.

按说应当买票,不过买的人不多。

reaction (to sb / sth)

反应；回应:

What was his reaction to the news?

他对这消息有何反应？

win sb around / over /round (to sth)

赢得…的支持；说服；把…争取过来:

She's against the idea but I'm sure I can win her over.

她反对这一想法,但我相信我能把她争取过来。

remote (from sth)

偏远的；偏僻的

The farmhouse is remote from any other buildings.

这家农舍附近没有别的房屋。

undo sth

消除,取消,废止(某事的影响):

He undid most of the good work of the previous manager.

他把前任经理的大部份功绩都毁掉了。