词汇	soap chalk
释义	soap chalk 皂片；皂粉笔
随便看	malfunction of differential protection malfunction of hauling part malfunction of lint doctor malfunction of market malfunction of overspeed protection malfunction of pre-amplifier malfunction of pressure circuits malfunction of protection malfunction of the government malfunction of the market malfunction omen malfunction portent malfunction probability Malfunction Problem Report malfunction program malfunction-proof malfunction protecting device malfunction protection malfunction protocol malfunction rate malfunction rate detection system malfunction reason malfunction reporting program Malfunction Reporting System malfunction routine