free pass
noun uk/ˌfriː ˈpɑːs/ us/ˌfriː ˈpæs/
[ C ]免费乘车券;免费入场券
a document giving the right to travel on public transport or go to a theatre, cinema, or museum without paying
Annie's the film critic for the local radio station, so she has a free pass for all the cinemas in the area. 安妮是当地广播电台的电影评论员，因此她有该地区所有影院的免费通行票。
[ C ]特别通行证（能自由出入任何地方的官方证件）
an official document giving the right to travel anywhere without being limited
She managed to obtain a free pass which even allowed her to visit sensitive military areas. 她成功地得到了一张特别通行证，能够进入军事敏感地区。