惰轮轴承

roller bearing───[机]滚柱轴承

roller bearings───[机]滚柱轴承；滚子轴承（rollerbearing的复数）

needle bearing───[机]滚针轴承

ball bearing───滚珠，钢球；滚珠轴承

everbearing───adj.连续结果的

idler gear───空转齿轮，换向齿轮

idler gears───空转齿轮，换向齿轮

coating on a load bearing member contacting surface (40) of an idler sheave reduces friction between a load bearing member (26) and the contacting surface (40).───在空转滑轮的承重构件接触表面(40)上的覆层减小了承重构件(26)与接触表面(40)之间的摩擦。