They challenged him to produce evidence to support his allegations.

She ran off with an intellectually challenged ski instructor.

她和一个脑筋不太好使的滑雪教练私奔了。

We challenged a team who called themselves "College Athletes".

我们向一个自称“大学运动员”的队下了战书。

The move was immediately challenged by two of the republics.

此项动议立即遭到其中两个共和国的反对。

I did not think he was right, so I challenged him.

我认为他是不对的, 因此向他提出质疑.

His claim to that piece of property is being challenged.

有人就他对那份财产的声明提出异议.

He challenged too many interest groups too directly and lost the propaganda war.

他过于直接地损害了太多利益集团的利益,失去了宣传战的胜利.

Federal statutes may be challenged in federal court.

联邦法院可以对联邦法提出质疑.

I challenged the truth of their story.

我对他们所说情况的真实性表示怀疑.

The cock's head perked when it was challenged.

受到挑战时公鸡昂首挺立.

The method is now being challenged by more and more people.

现在,越来越多的人对这种方法提出了质疑.

Angry critics challenged the finding.

忿怒的评论者对研究结果提出了异议.

When I tried to enter the building, the guard at the door challenged me.

我试图进入楼内时, 门卫查问了我.

Are you proud to be challenged By the best sharpshooter in Germany?

被德国最好的神枪手挑战,你是不是很自豪?

He said he was also challenged intellectually by the business side of the job.

这份工作生意的部份同时也挑战他的智力.

To prove that he was faster than his friend, John challenged him to a race.

为了证明他比他的朋友跑得快, 约翰提出与他赛跑.

Now some believe that the clan's preeminence is already being challenged.

现在,一些人相信党派的卓越性正受到挑战.

Gandhi said that those who isolate religion from politics don't understand the nature of either.

甘地说过，那些主张政教分离者对两者的本质都不了解。

We can use genetic engineering techniques to isolate the gene that is responsible.

我们可以使用基因工程技术把相关基因分离出来。

Their solution was to isolate specific clones of B cells and fuse them with cancer cells.

他们的解决方案是分离出特定的B细胞克隆，然后将它们和癌细胞结合。

This policy could isolate the country from the other permanent members of the United Nations Security Council.

这一政策可能会使该国孤立于联合国安全理事会其他常任理事国之外。