expires 是 expire 的第三人稱單數expireKK [ɪˋkspaɪr] /ɪˈkspaɪɹ/動詞1到期、失效、過期My passport expires at the end of next month.我的護照下個月底到期。2屆滿、結束正式His term as chairman expires in June.他的主席任期將於六月屆滿。3逝世、斷氣文言The old man expired quietly in his sleep.老人在睡夢中安詳離世。4呼氣、吐氣醫學Breathe in slowly, then expire through your mouth.慢慢吸氣,然後用嘴巴把氣吐出來。