look sharp
1. 赶快
You'll have to look sharp if you want to be on time.
如果你想准时的话, 就得赶快。
习惯用语as sharp as a needle1.■很有鉴别力的, 异常精明的; 非常机敏的as sharp as a razor1.■厉害的; 异常锋利的, 机警的be sharp upon1.■苛待fight at sharps1.■用利器交手keep a sharp lookout1.■严密监视Look sharp!1.■赶快!留神!注意!小心!take a sharp walk1.■快步走take sb. up sharp1.■唐突地打断某人S-is the word!1.■赶快! 快点!