n. the act of requiring; an authoritative request or demand, especially by a military or public authority that takes something over (usually temporarily) for military or public use
n. an official form on which a request in made
v. make a formal request for official services
n. 正式请求, 申请, 需要, 征用, 通知单, 申请书, 引渡要求
vt. 征用, 要求