trafficlessadj.无通信的trafficn.（人或车等）交通流量；不正当生意（走私）v.做生意（多指违法的）；游览traffic sustainable development交通可持续发展Traffic is very congested now.现时上址交通非常挤塞。traffic environmental protection交通环境保护traffic surveillance and control交通监控Traffic transportation economics交通运输经济学traffic Information service type信息服务类型Traffic safety evaluation method交通安全评价方法traffic engineering construction交通工程建设traffic violation scoring method交通违章记分方法traffic and transportation means交通运输方式

1. His nerves were frayed by the noise of traffic.
   他被交通噪音弄得神经紧张。
2. He just wasn't going to put up with all the traffic noise going on day and night.
   他就是不想忍受日夜连续不断的交通噪音。
3. The main source is traffic noise.
   噪声主要来源于交通噪声。
4. I couldn't hear what he said over the noise of the traffic.
   交通噪声太大，我听不清他说的话。