1 all the vehicles that are on a road at a particular time 路上的车辆:
heavy/light traffic路上车辆很多╱不多We got stuck in traffic and were late for the meeting.我们因交通阻塞,开会迟到了。
2 the movement of ships, aircraft, etc 水上交通;空中交通:
air traffic control空中交通管制
3traffic (in sth) the illegal buying and selling of sth 非法买卖:
the traffic in drugs/firearms非法买卖毒品╱枪械
trafficverb [I] (present participletrafficking;past tensepast participletrafficked)traffic (in sth)He was arrested for trafficking in drugs.他因贩毒而被捕。 ➔traffickernoun [C]:
a drugs trafficker毒品贩子