While on the face this may seem weak, some of the most powerful nations in the world use this very method to infiltrate and overcome an enemy.

也许面子上看有点弱势，但世界上最强大得国家莫不是用这个方法来渗透战胜了敌人。

youdao

It can be directed against enemy countries or even "friendly nations", without their knowledge.

它能够被导向敌国或者甚至是“友邦”而不为其所知。

youdao

Some were known as "privateers." They were given special letters by the British government to attack the ships of enemy nations.

VOA: special.2009.05.27

Everyone obviously agreed that carbon was the common climate-killing enemy of all nations, but with commitments of lots of money it could be defeated.

FORBES: Magazine Article

We also underscored the importance of cooperation in the area of counterterrorism, where terrorism is an enemy for all nations and we must and we desire to strengthen cooperation in the context of law enforcement.

WHITEHOUSE: President Obama and President Yudhoyono Press Availability | The White House

And we will work for the day when our nations are linked not by a common enemy, but by a shared peace and prosperity, mutual interests and mutual respect, not only among governments but among our people.

WHITEHOUSE: The President's Trilateral Meeting with Pakistan & Afghanistan's Presidents | The White House