sell-out

柯林斯词典

1. N-COUNT If a play, sports event, or other entertainment is a sell-out, all the tickets for it are sold. (演出或比赛等的) 满座
Their concert there was a sell-out. 他们在那儿的音乐会座无虚席。
2. N-COUNT If you describe someone's behaviour as a sell-out, you disapprove of the fact that they have done something which used to be against their principles, or given in to an opposing group. 出卖; 背叛[表不满]
For some, his decision to become a Socialist candidate at Sunday's election was simply a sell-out. 对某些人来说，他决定以社会党候选人的身份参加星期天的选举完全是一种背叛。