vacate
/vəˈkeɪt/verb
with obj.
1
- leave (a place that one previously occupied)空出; 腾出; 撤离（以前占用的地方）：
rooms must be vacated by noon on the last day of your holiday.
你必须在假期最后一天的中午前把房间腾出来。
1.1
- give up (a position or employment)退（位）; 辞（职）：
he vacated his office as Director.
他从主任位置上退了下来。
2
- Law cancel or annul (a judgement, contract, or charge)【律】撤消（判决、合同或指控等）; 使无效。
词源
mid 17th cent. （as a legal term, also in the sense 'make ineffective'）： from Latin vacat 'left empty', from the verb vacare.