1.欺骗;阳奉阴违;出卖
If someone you trustdouble-crosses you, they do something which harms you instead of doing something they had promised to do.
e.g. Don't try anddouble-cross me, Taylor, because I'll kill you...
别跟我耍花招,泰勒,要不我会杀了你。
e.g. They were frightened of being double-crossed.
他们害怕被骗。