1. attack①attack可以用于任何攻击性动作或行为：The watchdog attacked a would-be burglar and drove him off.（那只看门狗攻击了要上门的乞讨者，把他赶走了。）②attack也用于表示抽象的攻击：He attacked the views of a colleague.（他驳斥了一位同事的观点。）③attack更狭义的意思是对敌方的进攻：Our troops attacked an enemy encampment.（我们的军队袭击了敌人的一个营地。）2. assault①assault表示“攻击”时，特别带有与他人有密切的身体接触且非常猛烈的意味：Mr. Wang was assaulted and got seriously injured.(王先生被打得受了重伤。)②assault也可表示剧烈的语言攻击：The MP assaulted the preminister on his foreign policy.（那位议员猛烈抨击了首相的外交政策。）③assault可用来表示直接与敌方作战的打击：The two sides assaulted each other and resulted in many casualties.（双方激烈打击对方，造成了许多伤亡。）④assault还可用于对rape的委婉说法：She were assaulted by two hoodlums.（他被两个流氓强奸了。）总的来说，二者最主要的区别在于：assault是violent attack, often with close physical contact.
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