They have a generator when the electricity fails.他们有一台发电机，以备停电时所需。This is an alternating current generator.这是一台交流发电机.The hospital has a backup generator in case there is a power failure.医院有备用发电机以防停电....
The company has been a very good cash generator.这家公司盈利状况一直相当好。The demodulator receives its reference voltage from the signal - generator voltage supply.解调器的参考电压由电信号发生器电压电源供给.The US economy is still an impressive generato...