autodyneWiktionary 原文英美构词拆解autoauto-前缀dyne-dyne后缀auto-(productive) Reflexive, regarding or to oneself.-dyne(engineering) Forms names of certain types of motors and electrical circuits. · (aviation) Relating to propeller-powered flight.词源说明From auto- + -dyne.释义名词noun1(radio, historical) A circuit that improved radio signal amplification by means of an audion.