money spinner
US /ˈmʌn.i ˌspɪn.ər/
UK /ˈmʌn.i ˌspɪn.ər/

1.
摇钱树, 赚钱机器
a product, business, or activity that makes a lot of money
:
•
The new toy proved to be a real money spinner for the company.
这款新玩具被证明是公司真正的摇钱树。
•
Their latest album is expected to be a huge money spinner.
他们的最新专辑预计将是一个巨大的摇钱树。