expire v.期满，（期限）终止；断气，死亡
【真题再现】The lease on this apartment expires in a year's time.
这套公寓的租用期是一年。
【CET-6,2000.06，词汇】
【联想记单词】词根词缀：ex(=out)+(s)pire(=breath)→breath out 吐气→断气；终止
【活学活用】I am nearly expiring!I need mouth-to-mouth breath!
我快断气了！我需要嘴对嘴人工呼吸！
