One has to ask oneself what the purpose of the exercise is.

大家必须问一问自己，这个锻炼的目的是什么。

《牛津词典》

The object of the exercise is to raise money for the charity.

此项活动的目的是为慈善筹款。

《柯林斯英汉双解大词典》

The exercise is simple but important, since it brings these costs out of the realm of speculation into the realm of meaningful discussion.

这项工作很简单，但很重要，因为它使这些成本脱离了臆想的范畴，进入了有意义的讨论的范畴。

youdao

We will tell why exercise is important, and some of the popular ways to get in shape.

VOA: special.2010.06.08

The purpose of the exercise is to make the following precise remark.

目的是为了得到下述正确的结论

耶鲁公开课 - 基础物理课程节选

What I'd like to at last introduce to you is the exercise that we are going to be doing together.

最后我要向你们说明的,是大家要一起,做的练习。

麻省理工公开课 - 媒体、教育、市场课程节选

"The object of the exercise is to stimulate people to create jobs in the private sector".

BBC: Heseltine: 'Private sector to lead regional recovery'

The success of the exercise is reflected by the destinations of now-defunct Securum's employees.

ECONOMIST: Swedish banking

One impression from the exercise is the difficulty of introducing industrial-world values into industrialising-world plants.

ECONOMIST: Best foot forward at Reebok | The