“合同违约”的英文表达法:1、Contract breach2、breach of contract3、break the contract4、violate a contract5、contract violation例句:Contract violationsinvolving mainly migrant workers surged to 3,207 cases in Beijing last year, a 22 percent jump over the previous year.去年,北京市主要涉及农民工的合同违约案件激增至3207起,比前一年上升了22%。