公交车配备了响应器，在接近红绿灯的时候令绿灯亮起。
The buses are equipped with transponders that turn lights green as they approach.
绿灯亮起之时，将其转换回来，将旋转动能，转化为直线动能，你又再往前行进。
And when the traffic light turns green, you convert it back rotational kinetic energy into linear kinetic energy and you keep going again.
“像索非亚的其他出租车司机一样，我会在每个绿灯亮起后停在哪里，确认其他车道上没有什么东西冲过来之后才会驶过路口”，他说。
"I - like every other taxi driver in Sofia - stop at a green light to make sure nothing is coming the other way," he said.
应用推荐