词汇“40”的中英文读音、翻译、用法及例句

词汇	40
释义	请查阅词条：forty
随便看	electric trailable switch machine electric units electric tractor electric traction telemechanical system, electric traction remote control system electric trailabke switch machine electric unit electric sterilization electric steam ga(u)ge electric train electric typewriters electric steering machine electric unstable ventricular premature beat electric sterilizer electric sternum saw electric train staff instrument electric unsulating tape electric stethoscope electric upset forging electric train line coupler electric upset forging machine electric train staff electric upsetter electric upsetting machine electric universal thermometer electric still