轻车熟路

lit. to drive a lightweight chariot on a familiar road (idiom) / fig. to do sth routinely and with ease / a walk in the park

surname Che

car / vehicle / CL:輛|辆[liang4] / machine / to shape with a lathe / Kangxi radical 159

war chariot (archaic) / rook (in Chinese chess) / rook (in chess)

surname Lu

road / CL:條|条[tiao2] / journey / route / line (bus etc) / sort; kind

light / easy / gentle / soft / reckless / unimportant / frivolous / small in number / unstressed / neutral / to disparage

ripe; mature / thoroughly cooked; done / familiar; acquainted / experienced; skilled / (of sleep etc) deep; profound / also pr. [shou2]

familiar road / beaten track