In the electronic world, all of us are on our own, and each of us has to defend ourselves.

在电子世界中，我们所有的人都要靠我们自己，而且我们每个人都必须保护我们自己。

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How to defend ourselves from cyber bullying in the era of Internet has become a heated topic.

在这个互联网时代，如何让自己免受网络欺凌的伤害已经成为一个热门话题。

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We must defend ourselves.

我们必须维护自己的利益。

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"We will not only defend ourselves to the uttermost but will make it very certain that this form of treachery shall never again endanger us ...

VOA: special.2011.06.02

"From the Polish perspective, we are unable to defend ourselves by our own means.

VOA: standard.2009.10.22

The timing of the action appears to be opportunistic, and we plan to defend ourselves vigorously.

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If everyone was just or we could all defend ourselves, government would be redundant.

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We will not be able to defend ourselves and our allies and our interests.

CENTERFORSECURITYPOLICY: Monica Crowley, Mightier Pen 2012