dual-powered trolley bus双: two; twin; both; dual动: harness cause disorder stir ...源: source; fountainhead无轨电车: trolley bus; trackless troll ...〔英国〕无轨电车。: trolleybus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:双动源无轨电车，即可在微信中查询翻译
