How long does it take to get to work by train?

坐火车上班要多长时间？

利用大众交通工具吧 - SpeakingMax英语口语达人

But Hoyer also refuses to predict how long it might take to work out differences on either side.

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"The traffic lights can talk to cars, work out how long it's going to take to transit a road and then provide information back on what speed to travel to ensure that you pass through the traffic lights on green, " he said.

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Over time, businesses will figure how to make the engagement model work and then will wonder why it took them so long to do the obvious.

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