The methods of defense had improved much more than the methods of attack.

VOA: special.2009.12.03

Trotsky's Literature and Revolution is a brilliant book, an attack on many things and a defense of certain other things, but in particular and very painfully an attack on the formalists.

列夫，托洛斯基的文学与革命非常精彩，它攻击了许多当时的理论，同时也维护了一些，但是它特别猛烈地攻击了形式主义者。

耶鲁公开课 - 文学理论导论课程节选

A bastion is a secure position used for defense against attack.

VOA: special.2009.08.17

We wanted to shut down the spaces, and to go from defense to attack really quickly, which we managed to do.

CNN: Ballack steers Germany to Euro semifinals

"A cyber attack against a government agency or a defense contractor is an attack against our nation, " said Sen.

CNN: STORY HIGHLIGHTS

They work indirectly by revving up various bodily defense mechanisms to attack the virus.

FORBES: Stealth Killer