激光雷达 jīguāngléidá lidar Definitions Defs Origin Strokes Stroke Words Sentences Sents 激光 jīguāng noun laser A highly concentrated beam of light with high brightness and stability; used in industry, medicine, and telecommunications.雷达 雷達 léidá noun radar radio detection and ranging equipment used to locate objects and determine their distance or speed; a loanword from English "radar"