词汇	collect foreign coins
释义	collect foreign coins 收集外国硬币
随便看	carrier control modulation carrier convalescent carrier coordinate system carrier coprecipitation carrier coupling capacitor carrier cradle carrier culture carrier cultures carrier current carrier-current carrier current channel carrier-current channel carriercurrentcommunication carrier current communication carrier-current communication carrier-current communication device carrier current communication system carrier-current control carrier current frequence carrier current frequency carrier current protection carrier-current protection carrier current relay carrier-current relay carrier-current relaying