two-element electronic system双: two; twin; both; dual元件: element; component; part; ce ...电子: electron系统: system宽波段双元件系统: broadband two-element system下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:双元件电子系统,即可在微信中查询翻译