1 [U] sending sth out or passing sth on from one person, place or thing to another 传送;传播:
the transmission of television pictures by satellite用恒星传送电视画面the transmission of a disease/virus疾病╱病毒的传播
2 [C] a TV or radio programme 电视节目;电台节目
3 [U] [C] the system in a car, etc by which power is passed from the engine to the wheels (汽车等的)变速器,传动装置