忘恩负义的解释 [forgetful;turn on one's friend;kick away the ladder;be devoid of all gratitude] 忘却别人对自己的好处,做事有损于过去的恩义 如此忘恩负义,以致弄到牺牲盟国去订密约的地步 详细解释 忘掉他人...