It was one of the hardest things I ever did.

这是我做过的最难的事情之一。

《牛津词典》

He skirted the hardest issues, concentrating on areas of possible agreement.

他避开最难的问题，而专注于可能达成一致意见的领域。

《柯林斯英汉双解大词典》

The third task was the hardest.

第三个任务是最难的。

youdao

As a result, the agency says HIV rates are falling in sixteen of the twenty-five hardest-hit countries in Africa.

VOA: special.2010.07.14

Now when asked by the hardest workers why "each of the laborers received every man a penny," the householder replies, "Take that which is thine own and go thy way.

当那些最辛苦的工人问户主为什么“每个人,都得到了一便士呢“他回答，拿着你们的东西走人吧。

耶鲁公开课 - 弥尔顿课程节选

I think the hardest part, it seems to me, of kind of, the elite universities in this country is getting in.

我想最困难的部分，在我看来，就是，要被这个国家精英的大学所录取。

对于赞助入学的看法 - SpeakingMax英语口语达人

The hardest business decision I ever made was to build this building, says Packard.

FORBES: The sweet smell of oil

After these innocuous beginnings lies the arduous 28 Bends, by far the hardest section of the trail.

BBC: Trekking in China, where dragons stand guard

But selling is still the hardest part of this business, especially since local suppliers have so much clout.

FORBES: Muckraker