[機] 第二道止推軸承 bearing thrust: 軸承推力bearing,thrust: 止推軸承thrust bearing: 推力滑動軸承; 推力軸承,止推軸承推力座; 止推軸承thrust-bearing: 推力軸承second-order thrust: 二級沖斷層下載手機詞典可隨時隨地查詞查翻譯