betray

vt

• ① 出卖(国家、朋友等给敌人)
  • His best friend betrayed him.他最好的朋友出卖了他。
  • He betrayed his country to the enemy.他出卖他的国家给敌人。

• ② 背叛;不忠于;对…有欺骗行为;辜负
  • I won't betray him [his trust].我不会辜负他(的信赖)。
  • He betrayed his principles.他违背了他的原则。

• ③ 泄露(秘密)
  • The spy betrayed state [defense] secrets.那名间谍泄露了国家[国防]机密。
  • She would not betray his secrets to me.她不肯对我泄露他的秘密。

• ④ 无意中暴露;显示
  • He [His voice] betrayed no emotion.他[他的声音]没有显示任何情感。
  • His accent betrayed him (to be) a foreigner.他的口音显示他是一位外国人。
  • His face betrayed that he was angry.他的脸显示他生气了。