vi.期满,文件、协议等(因到期而)失效,断气,逝世
When does your trade agreement with Japan expire?
你们同日本签订的贸易协定何时期满?
His term of office as president will expire next year.
他的总统任期明年将届满.
When does your driving licence expire?
你的驾照什么时候到期?