你一定注意到他有时候显得特别疲惫。You must have noticed how tired he sometimes looks.他正挥手以引起他们的注意。He was waving his arms to draw their attention.罗斯听到了熟悉的声音,但没注意听说的是什么。Rose heard the familiar voice, but tuned out the words....
The powdery dust rose in a cloud around him.一团粉尘在他周围扬起。A couple of inches of dry, powdery snow had fallen.下了数英寸厚的粉状干雪。a light fall of powdery snow细雪轻轻飘落...
A handful of common sense is worth bushel of learning.一点小常识常胜过很多有价值的学问。She bought a bushel of apples from the farmer.她从农民那里买来一蒲式耳的苹果。They are offering farmers $2.15 a bushel for corn...他们向农民出价每蒲式耳2.15美元收购玉米。He must not m...
Defects in hemostasis may be inherited or acquired.止血作用缺陷可能是先天性的、也可能是后天性的.To research about hemostasis method for great sephenous varicosis.目的:研究大隐静脉曲张止血的方法.Platelets have a major role in hemostasis.血小板在止血中起主要作用.From tra...