常見例句雙語例句There are no tricks, a trolley has an accumulator and a motor.這不是什么把戲，在這推車裝有一個(gè)蓄電池和一個(gè)發(fā)動機(jī)。In push bench, a trolley is arranged on the guide rail in the middle of the machine case, an oil motor and a coupler are arranged in the trolley.頂管 機(jī)中，小車置于機(jī)箱中部的導(dǎo)軌上，油馬達(dá)和聯(lián)接器置于小車內(nèi)。ip.com 返回 motor trolley