单词	daffies
释义	同daffy
随便看	push-pull circuit push-pull connector push-pull control push-pull critical push-pull critical experiment push-pull critical--experiment push-pull currents push pull detector push-pull detector push-pull electret transducer push-pull factor push-pull hypothesis push-pull microphone push/pull microphone push-pull modulation push-pull operation push-pull oscillation push-pull oscillator pushpull oscillator push-pull power amplifier push-pull reaction push-pull--reactors push-pull rectifier push/pull rod push pull running