infectious

Cholera is a highly infectious disease that often spreads through contaminated drinking water.

(Chinese) 霍乱是一种具有高度传染性的疾病，通常通过受污染的饮用水传播。

Doctors warned the patient that they would remain infectious for at least ten days.

(Chinese) 医生警告病人，他们至少在十天内仍具有传染性。

Her infectious laughter quickly brightened the mood of everyone in the silent room.

(Chinese) 她富有感染力的笑声迅速让安静房间里的每一个人心情都好转了。

The team's infectious enthusiasm for the project motivated the entire department.

(Chinese) 团队对这个项目的热忱极具感染力，激励了整个部门。