When cars run to the crossroad,they are controlled by the traffic light,which engenders waiting time.
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which engenders waiting time
哪些会导致等待时间
以上为机器翻译结果，长、整句建议使用 人工翻译 。
When cars run to the crossroad, they are controlled by the traffic light, which engenders waiting time.
汽车行驶到十字路口，受红绿灯控制，产生等待时间。
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