英 [kənˈteɪdʒəs] 美 [kənˈteɪdʒəs]
adj.传染性的;(疾病)接触传染的;患接触性传染病
派生词：contagiously adv.
例句：
1.Scarlet fever is highly contagious.
猩红热的接触传染性很强。
2.His enthusiasm was contagious.
他的热情富有感染力。
3.Antonio has a contagious enthusiasm for the beautiful aspect of food.
安东尼奥对食品赏心悦目这一方面的热情非常有感染性。
4.There are still some unfounded fears floating around out there about cancer being contagious.
社会上还是有一些毫无根据的关于癌症会传染的恐惧。
