passport 
英 [ˈpɑːspɔːt]  美 [ˈpæsˌpɔrt] 
n. 护照；途径，手段

例句：
You should take your passport with you when changing money. 

换钱时，你应当随身带上护照。

a South African businessman travelling on a British passport 

一个持英国护照旅行的南非商人

Victory would give him a passport to the riches he craves. 

胜利将给他带来他所渴望的财富。

If the interview goes well, it could be the passport to an exciting new career. 

如果这个面试进展顺利，可能会成为激动人心的全新职业生涯的通行证。

A good education is the passport to success. 

好的教育是成功的保障。