法官说警方对围攻安排不当。The judge said the police had mishandled the siege.无枪炮或缺水的城市在大军围攻时是无法自卫的.A city without guns or water is defenseless before an army.他们不怕围攻, 敢于承担这样的风险.Unafraid of attack , they dared ( to ) run such risks....
They looked on music and art lessons as dispensable.他们认为音乐课和美术课是可有可无的。Delete what is dispensable and give more prominence to the essentials.可以不说的去掉,该说的就可以更突出.Since none of the four is dispensable, they are equally import...