短語詞組短語valve lever support shaft 閥桿支軸hand lever pivot shaft 手桿樞軸valve lever fulcrum shaft 閥桿支架軸lever r shaft 杠桿軸hand lantern lever pivot shaft 手桿樞軸rocking lever shaft 游戲桿軸lever shaft nut 杠桿軸螺母press lever shaft 壓桿軸brake lever shaft crosstie [車輛]制動軸座橫梁 返回 lever shaft