gravy train
US /ˈɡreɪ.vi treɪn/
UK /ˈɡreɪ.vi treɪn/

1.
順風車, 輕鬆賺錢的機會
a situation in which someone can make a lot of money for very little effort
:
•
He got on the gravy train when he inherited his uncle's business.
他繼承了叔叔的生意後,就搭上了順風車。
•
Many people try to get on the gravy train of government contracts.
許多人試圖搭上政府合同的順風車。