Federal statutes may be challenged in federal court.

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。

Political influence is being used to shape public opinion and isolate critics.

政治影响正被用来左右公众舆论，使批评家们陷于孤立。

When he was thinking out a problem Tweed's habit was never to isolate himself in his room.

思考问题的时候，特威德从来没有把自己关在房间里的习惯。

Do not isolate yourself from others.

不要把自己孤立起来.

To isolate and obtain pure securine. To prepare and identify its derivatives.

分离得到一叶萩碱纯品; 制备其衍生物,并加以鉴定.

It isolate vibrations from axial, transverse and rotatory orientation.

橡胶隔振器不仅在轴向, 而且在横向及回转方向具有隔振性能.

The research development of chitosan and whey isolate was summarized.

摘要综述了壳聚糖和乳清分离蛋白最新研究进展.

The behavior of aggregation of soy protein isolate SPI induced by Subtilisin protease was investigated.

研究了大豆分离蛋白的枯草杆菌蛋白酶水解产物的聚集行为.