名詞 trade discount:

1. a discount from the list price of a commodity allowed by a manufacturer or wholesaler to a merchant

1. It is not to be considered a trade discount and will not be allowed when bill is not paid on or before due date.
   對此折扣，不再視為貿(mào)易折扣，在到期日或到期日前，該支票未能兌現(xiàn)。