big business

1. N-UNCOUNT Big business is business which involves very large companies and very large sums of money. 大企业

Big business will never let petty nationalism get in the way of a good deal. 大公司绝不会因为狭隘的民族主义而耽误一笔大买卖。

2. N-UNCOUNT Something that is big business is something which people spend a lot of money on, and which has become an important commercial activity. 大生意

Online dating is big business in the United States. 网上约会在美国是桩大生意。