of diseases, etc., able to be passed from one person or animal to another

Almost every transmissible disease has an incubation period during which the person is infected but not yet showing signs of disease. 几乎所有传染病都有一个潜伏期，患者已经传染上了但还没有出现症状。

To start a pandemic, the virus will have to be highly transmissible between humans. 要成为大流行病，病毒必须在人与人之间有高度传播性。

The main thing is to educate people that foot-and-mouth disease is not transmissible to humans. 关键是要教育公众口蹄疫不会传染给人类。

The Pill will not protect you against sexually transmissible infections. 避孕药不会保护你不得性传染病。