Rachid Hanna advises farmers to use biological controls such as natural enemies of the aphids.

VOA: special.2009.09.21

That's the fundamental mistake, as they see it, that their enemies of various kinds make in their understanding, in their approach to literature.

这是他们的根本错误，在他们看来，他们，敌人，干涉对文学的理解。

耶鲁公开课 - 文学理论导论课程节选

As you'll see it starts to pick up more and more enemies as it moves along.

这里写到了越来越多的敌人。

耶鲁公开课 - 弥尔顿课程节选

Yes,arsenic. But not poisioning by political enemies, as in an assassination.

VOA: standard.2010.06.09

States stand to one another on the world stage as individuals do in the condition of nature; that is to say, potential enemies with no higher authority by which to adjudicate their conflicts.

国家相对于世界的关系,就好比人相对于自然的关系;,也就是说,在冲突面前不会有更高的权威,来裁定谁对谁错，只能弱肉强食。

耶鲁公开课 - 政治哲学导论课程节选

"Everywhere in Latin America, enemies of America are going to use the picture of Chavez smiling and meetingwith the president as proof that Chavez is now legitimate, that he is acceptable,".

VOA: standard.2009.04.20

he adds,we must be vigilant. Khamenei also pointed an accusatory finger, once again,at the Western press, as he has done repeatedly in recent weeks, saying Western "enemies" of Iran are using "their media to instruct agitators who are provoking chaos, destruction and violence."

VOA: standard.2009.07.20

"I think this will reverberate very loudly in the region, and you will see it perceived especially by our enemies, by the Taliban and al-Qaida, as an admission that America is losing its will and is not committed over the long term, and they will be able to convince their recruits to wait the U.S.out,"

VOA: standard.2009.12.06