词汇	apast
释义	apast AHDəˈp-🌏一个过去；一件没有过去
随便看	feedback trading characters feedback training feedback transducer feed back transducer feed-back transducer feedback transfer feedback transfer characteristic feedback transfer function feedback transfer functions feedback transfer locus feedback transformator feedback transformer feedback transmitter Feedback type feedback-type feedback type current transformator feedback type current transformer feedback type proportioning feedback-type proportioning feed back type proportioning feed back-type proportioning feedbacktype proportioning controller feedback type proportioning controller feedback-type proportioning controller feedback type rotating amplifier