Something that is a sham is not real or is not really what it seems to be.
例句
The government's promises were exposed as a hollow sham...实情被揭穿了:政府的承诺原来是空洞的谎言。Many of the world's leaders have already denounced this election as a sham.许多国家的领导人已经指责这次大选弄虚作假。
英汉词典释义
n.
假象;假情假义;伪善;伪装
I’m a blunt straightforward man;I hate sham.我是个耿直坦率的人, 我讨厌虚伪。
假货
Are those real diamonds or only shams?那些是真钻石还是赝品?
vt. & vi.
vi.
假装;冒充
He shammed angry.他假装生气。He is not really ill, he is shamming.他不是生病, 他在装病。
英英词典释义
Noun
1. something that is a counterfeit; not what it seems to be
2. a person who makes deceitful pretenses
Verb
1. make a pretence of;
"She assumed indifference, even though she was seething with anger""he feigned sleep"
2. make believe with the intent to deceive;
"He feigned that he was ill""He shammed a headache"