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infectious,contagious
这一对词都是形容词,又都具有“传染性的”、“传染病的”意义,但内涵和使用场合有所不同。
Infectious disease 是“间接传染的病”,指病菌通过空气、食物、水、衣服、容器等物的传染。例:
Tuberculosis is an infectious disease.
肺结核是一种传染病。
It's said that cancer is not infectious.转自环 球 网 校edu24ol.com
据说癌症是不会传染的。
Contagious disease 是“直接传染的病”,一般指跟病人直接接触而感染的病。例:
Scarlet fever is a contagious disease.
猩红热是一种传染病。
Measles and aids are highly contagious.
麻疹和艾滋病是很易传染的。
这两个词用作转义时,可以互换使用,它们都表示“感化”、“感染”之意。例如:
The enthusiasm for the pop-singer is contagious.
He stood there like a fool amid the infectious laughter of his friends.
Infectious 的名词是 infection;contagious的名词是contagion.