n.冒名顶替者,骗子
This is not Doctor Malcolm, he is an impostor.
这不是马尔科姆医生, 他是骗子.
It may be, you think me an impostor.
您也许以为我是冒名顶替的.
The beasts snarled at this impostor, and backed away, roaring.
野兽们对着这个冒充的人咆哮起来, 怒吼着后退.