A betrayal is an action which betrays someone or something, or the fact of being betrayed.
例句
She felt that what she had done was a betrayal of Patrick...她觉得自己的所作所为是对帕特里克的背叛。He acknowledged the sense of betrayal by civil rights leaders.他承认自己有被民权领袖出卖了的感觉。
英汉词典释义
n.
(被)背叛,出卖
Such actions touch on betrayal.这种行为近乎背叛。He was aware of sharp disappointment and betrayal.他意识到绝望和被出卖。