[wéi bèi]
violate; go against; run counter to
be contrary to the historical facts
违背历史事实
unconscionable bargain
违背良心的合同
go against the will of the people
违背人民的意志
violate a treaty
违背条约
violate a principle
违背原则
break a promise; go back on one's word
违背诺言