look up and down上下打量着;到处搜查;到处寻找;仔细打量look up 向上看;抬头看;仰望例句:1.The strength of her emphasis, indeed, as well as her manner, caused Hetty tolook up reproachfully.她那一字一顿的加重语气,加上她那神态,使得海蒂抬起头来,带着责怪的神情瞧着她。2.The light had changed, and it was the sense of this which had caused him tolook up.那时候天色正在变换,他感觉到这种变换,所以才抬起头来看了一看。3.He knelt up in his bed to look out of the window.他在床上跪着起来向窗外看。4."Oh! Look here! Some night you and I will go up to San Francisco-hey? "“嘘!听好!过天夜里,你跟我一起上旧金山去--好吗?”