第一辆谷歌地图测绘车和自动驾驶车都曾经采用了成本高达数万美元，甚至更高的激光雷达系统。
The first Google mapping vehicles and self-driving cars employed ultra-expensive Lidar systems that cost tens of thousands of dollars or more.
第一辆谷歌地图测绘车和自动驾驶车都曾经采用了成本高达数万美元，甚至更高的激光雷达系统。
The first Google mapping vehicles and self-driving cars employed ultra-expensive Lidar systems that cost tens of thousands of dollars or more.
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