Plidar
多色激光雷达
🗣️ 情景例句
get some background on the job.
了解这项工程的一些背景。
Which train do I take to Philadelphia?
去费城乘哪趟车？
He wrote about socialism in newspapers and started a magazine called Indian Opinion.
他在报纸上撰文报导社会主义并且创办了一份叫做《印度之声》的杂志。