betray Marxism-Leninism
背叛马克思列宁主义
deceive refund of tax through exporting
出口骗退税
betray one’s principle
背叛自己的原则
Betray one’s country.
背叛祖国
deceive sb. into doing sth.
骗某人去做某事
betray nothing in one’s expression and movements
不露形迹
betray the interests of the nation
出卖国家利益
Deceive the public to win credit for oneself
欺世盗名
betray the interests of the people
出卖人民的利益