contagious是什么意思 a. 触染性的, 会蔓延的[医] (接)触(传)染的 s. easily diffused or spread as from one person to another contagious的用法和例句: 1. Hey, isn't mine contagious? It's not contagious. 难道我的笑容那么没有感染力吗 毫无感染力 2. That's the rea...