roar·ing/`rɔrɪŋ; ˈrɔːrɪŋ/ adj 1 making a deep, very loud continuous noise 吼叫的，咆哮的，呼啸的: roaring floodwaters 咆哮的洪水 2 roaring fire a fire that burns with a lot of flames and heat 熊熊大火 3 do a roaring trade (in)BrE informal to sell a lot of something very quickly 【英，非正式】 生意兴隆: At weekends the souvenir shops do a roaring trade. 每逢周末，这几家纪念品商店生意都很好。