I have authorized him to act for me while I am away.

我已授权他在我外出时代理我的职务。

《牛津词典》

youdao

youdao

It is not an easy task,she said. "This is going to be a very hard act for him to pursue, particularly when there is very, very deep hostility to the United States and to the West more generally in Pakistan."

VOA: standard.2010.08.06

Act for them, to them. Don't act as if they are just some bunch of Philistines out there who can't appreciate your art.

为他们表演，想他们表演，不要把它们当做俗气的人,所以不能欣赏你们的艺术。

耶鲁公开课 - 1945年后的美国小说课程节选

The governing of a distress call is actually an extremely delicate high-wire act for any young organism from an evolutionary point of view.

事实上，发出求救信号,是极其危险的行为,从进化的角度看,对任何一个年轻的生物体。

耶鲁公开课 - 心理学导论课程节选

Several Kurdish refugees in Harrisonburg have been convicted of violating the act for sending money overseas.

NPR: Town Backs Kurds Who Sent Money Back to Iraq

On substantive changes in treaties, the executive cannot act for the United States by itself.

CENTERFORSECURITYPOLICY: What ABM Treaty?

They got money from the Recovery Act for a new refrigerator and some extra staff.

WHITEHOUSE: The First Lady Speaks on the HealthierUS School Challenge