challenge a view

质疑某个观点

The job doesn’t really challenge her.

这项工作对她并不难。

respond to / face the challenge

回应/面对挑战

accept / take up the challenge

接受挑战

Life is filled with challenges.

生活充满挑战。

The government will have to meet / rise to the challenge of (= deal with it successfully) rising unemployment.

政府将不得不迎接失业率上升的挑战。

It was a direct challenge to the president’s authority.

这是对主席权威的直接挑战。

They threw down the challenge that he couldn’t wash 40 cars in one hour.

他们向他发出挑战，说他不可能在一小时内洗40辆车。