[] () (about prices, etc.) much lower than usual(价格等)低廉的◆They were forced to sell the business at a knock-down price.他们被迫以低廉的价格出售这企业。SYNrock-bottom ➡knock sth down at knock verb () ( KD) used to describe furniture that can easily be put together and taken apart, and is sold in separate pieces可拆卸的(家具)