transmission

Vaccination is a key tool in preventing the transmission of infectious diseases.

(Chinese) 接种疫苗是防止传染病传播的关键工具。

Satellite technology allows for the live transmission of news around the world.

(Chinese) 卫星技术实现了全球新闻的实时传送。

(machinery) 变速器: [机械] 汽车等机器中负责传递动力到车轮的部件; 传动系统

(Chinese) 这辆车配有四速自动变速器。