基本解釋死飛自行車英漢例句雙語例句A cog (16), a lower gear (15) and a medium gear (13) inside a medium wheel box (11) are fixed mesh connection.介輪箱(11)內(nèi)的上齒輪(16)、下齒輪(15)和介輪(13)是固定齧郃連接。ip.comfixed cog更多例句專業(yè)釋義交通運輸工程死飛