vacancy/vacant

vacancy /ˈveikənsi/ n. [u]&[c] 空房间；空虚，空白，空缺，空额：a vacancy for a shorthand typist一个速记打字员空缺；two vacancies in the new building新楼的两间空房The sign outside the motel said “No Vacancies”.汽车旅馆外的招牌显示“客满”。The vacancy of her expression made me doubt if she was listening.她茫然的神情让我怀疑她是否在听。We have a vacancy for a computer programmer.我们有一个电脑编程师缺额。

 vacant /ˈveikənt/ adj. 未被占用的，空的：vacant possession (广告用语) 空屋出售；vacant seats in a bus 公共汽车上的空座［考句］The neighborhood boys like to play basketball on that vacant lot.邻近的孩子们喜欢在那块空地上打篮球。