double-cross someone 欺骗某人
betray trust 背叛信任
break a promise 违背承诺
cheat someone 欺骗某人
lose someone's trust 失去某人的信任
1. He double-crosses his teammates when he wants to gain an advantage.
当他想获得优势时，他会背叛自己的队友。
2. She was disappointed because her friend double-crossed her.
她很失望，因为她的朋友欺骗了她。
3. The story is about a character who double-crosses his partner.
这个故事讲述了一个背叛伙伴的角色。
A: Why doesn't Tom work with that group anymore?
A：为什么汤姆不再和那个团队合作了？
B: They said he double-crossed them during the project.
B：他们说他在项目中背叛了他们。
1) 表示故意欺骗或背叛某人的行为。
2) 常用于描述违反信任或协议的情况。
3) 可以表示某人在合作关系中突然改变立场。
4) 多用于非正式英语表达。
1. 欺骗某人，尤其是背弃承诺或信任。
e.g. He double-crossed his business partner.
他欺骗了自己的商业伙伴。
2. 背叛原本合作或支持自己的人。
e.g. The player was accused of double-crossing his team.
这名选手被指责背叛了自己的团队。
verb
1. To deceive or betray someone who trusted you, especially by breaking an agreement or promise.
Synonym: betray, deceive, cheat