do a roaring trade
US /duː ə ˈrɔːrɪŋ treɪd/
UK /duː ə ˈrɔːrɪŋ treɪd/

1.
生意興隆, 銷售火爆
to sell a lot of goods very quickly; to be very successful in business
:
•
The ice cream parlor always does a roaring trade in the summer.
那家冰淇淋店夏天總是生意興隆。
•
With the new movie out, the cinema is doing a roaring trade.
新電影上映後,電影院生意興隆。