slow-moving traffic

基本解釋

The streets were jammed with slow moving traffic, army convoys moving north-east.
軍車隊(duì)向東北方向行駛，致使街道上車流緩慢，交通擁擠。。
This speed range was chosen because it is when most collisions take place, especially rear-end shunts in slow-moving traffic.
之所以選擇這樣的速度范圍，是因?yàn)榇蠖鄶?shù)的碰撞都在此范圍內(nèi)發(fā)生，尤其是低速行駛時(shí)的追尾事故。
This speed range was chosen because it is when most collisions take place, especially rear-end shunts in slow-moving traffic.
選擇這個(gè)時(shí)速的原因是由于在這個(gè)時(shí)速段中的交通事發(fā)性較大，特別是在慢速行駛車輛中的汽車追尾事故。