illusion/Iˋluʒən; Iˈluːʒ$n/n [C] 1 something that seems to be different from the way it really is 错觉﹐假象: The mirrors create an illusion of space. 这些镜子造成一种空间变大了的错觉。2 a false idea or belief 幻觉﹐幻想: be under an illusion Terry is under the illusion that all women love him. 特里误以为所有女人都爱他。We have no illusions about the hard work ahead. 我们对前面的艰苦工作不抱幻想。