基本解释n.传染性;影响别人同根派生 infectivity相关词英汉例句用作名词 (n.)Trichomonad is helminth, have certain infectivity.滴虫是寄生虫,具有一定的传染性。The infectivity and other properties of viruses can be assayed by several methods.病毒的传染性及其它性质可通过几种方法鉴定。infectivity更多例句