big business
noun [ U ] uk/ˌbɪɡ ˈbɪz.nɪs/ us/ˌbɪɡ ˈbɪz.nɪs/
(BUSINESS)
大企业;大财团
powerful and influential businesses and financial organizations (= ones with a lot of influence) when considered as a group
The party receives most of its financial support from big business. 这个政党主要从大财团那里获取财力支持。
(POPULAR)
利润高的行当，赚钱的行业
something that makes a lot of money
Health clubs are big business these days. 如今健身俱乐部是很赚钱的。