expire

• 动词，表示有效期结束、到期；也指人去世或事物终止、结束。

A verb used to indicate the end of a period of validity, the act of dying, or the cessation of something.

1. End of validityB1formal

   To come to an end; to no longer be valid or effective after a certain period.

   到期

   • My passport expires next year.
   • The contract will expire at the end of the month.
   • The coupon expired yesterday, so we can't use it.

   同义词endlapserun outterminate

   反义词begincommencecontinueendurelastpersiststart

2. DeathB2formal

   To die (formal or euphemistic).

   去世

   • The patient expired peacefully in his sleep.
   • The old king expired after a long illness.
   • The witness expired before the trial began.

   同义词deceasedepartpass awaypass onperish

3. C1formal

   To breathe out air from the lungs.

   呼气

   • The doctor asked him to expire slowly into the device.
   • She expired deeply after holding her breath.
   • Expire fully before taking the next breath.

   同义词breathe outexhale

   反义词breathe ininhaleinspire