He faced the enemy valiantly, shuned no difficulties and dangers and would not hesitate to lay down his life if need be.

他英勇对敌，不避艰险，赴汤蹈火在所不计。

《新英汉大辞典》

It is not enough to give us the firm beliefs which we need to resist an enemy who USES propaganda as one of his main weapons not only in the most blatant but also in the most subtle forms.

它不足以给予我们坚定的信念，而我们需要它来抵挡一种敌人——他最重要的武器之一就是利用宣传，不仅最为喧嚣弥天，而且是诡诈阴险的形式。

youdao

No, if you want to see your enemy in real time, you need to get sci-fi on that shit.

抱歉，现实中你要真想能看到你的敌人们在干嘛，恐怕你只能去找科幻书了。

youdao

Furthermore, an enemy need not have long-range missiles.

CENTERFORSECURITYPOLICY: Center For Security Policy

An enemy need not have long-range missiles.

CENTERFORSECURITYPOLICY: Center For Security Policy

And in all we do, I will ensure that our commanders on the ground have the troops and flexibility they need to defeat the enemy.

CNN: Text of President Bush's speech