基本解釋觸輪桿詞組短語(yǔ)短語(yǔ)trolley -pole current collector 滾輪桿接電器trolley pole detail 集電桿trolley pole catcher 跳停器trolley pole assembly 吊桿裝置electric trolley pole 集電桿trolley pole更多詞組專(zhuān)業(yè)釋義能源科學(xué)技術(shù)集電桿