单词	a pin of coal wall
释义	a pin of coal wall 煤壁打钢针
随便看	electric milker electric milker milking machine electric milking machine electric mine electric minehunter electric mine locomotive electric mini-load-haul-dump equipment electric mini-motor electric mini-panel electric mirror electric misoperation electric misoperation prevention electric mosquito repellent electric mosquito repellent heater electric moter noise electric motive force electric motive knitting carpet machine electricmotor electric motor equivalent fuel consumption electric motor factory electric meter electric meter box electric metering electric metering installations electric meters