an argument, claim, or opponent that is invented in order to win or create an argument

The idea that national identity will be lost as a result of European integration is just a straw man which he is wasting his time fighting. 欧洲一体化会导致民族身份的丧失，这只是他浪费时间进行驳斥的一个假想论点。

someone, often an imaginary person, who is used to hide an illegal or secret activity

The fraud depended on hundreds of bank accounts being opened on behalf of straw men. 这个骗子赖以活动的数百张银行帐户都是开在一个虚构的人的名下。