allow本身就可以作动词。其动词释义如下。
(1)to let sb./sth. do sth., to let something happen or be done允许,准许
例如:His parents won't allow him to stay out late.
他的父母不允许他在外面呆得很晚。
(2)to let sb. have sth.给予
例如:You are allowed an hour to complete the test.
你们有一个小时的时间完成这个测试。
I'm not allowed visitors.
偶不可以接见来访者。
(3)to let sb./sth. go into, through, out of, etc. a place允许进入或出去通过
例如:No dogs allowed.
不准携狗入内。
(4)to make sth. possible使某事成为可能
例如:A ramp allows easy access for wheelchairs.
坡道便于轮椅进出。
(5)to make sure that you have enough of sth. for a particular purpose为某目的留出,给出
例如:You need to allow three meters of fabric for the dress.
这身衣服你需要用三米布料。
(6)to accept or admit sth., to agree that something is true or correct接受,承认,同意某事属实或正确
例如:The judge allowed my claim.
法官同意了偶的要求。