coding amplifier编码: encoded; code; coded; encryp ...放大器: amplifier; pantograph; lawnm ...放大器: amplifier; pantograph; lawnmower; enlarger; magnifier 共益放大器 bootstrap amplifier 放大器扩大器: amplifier放大器链, 放大器通路: amplifier chain下载手机词典可随时随地查词查翻译