四条主干道的进入交叉路口的车道划分成左转车道、直行车道和右转车道，并分别与对应的螺旋形车道衔接；

After driving in the roundabout, the vehicles enter the left turn lane, the through lane, or the right turn lane, namely a helical lane corresponding to a destination exit.

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四条主干道的进入交叉路口的车道划分成左转车道、直行车道和右转车道，并分别与对应的螺旋形车道衔接；

After driving in the roundabout, the vehicles enter the left turn lane, the through lane, or the right turn lane, namely a helical lane corresponding to a destination exit.

youdao