idler shaft bearing

例句：

1. 1. The idler shaft bearing is a crucial component of the transmission system.
   惰轮轴轴承是传动系统的关键部件。
2. 2. The engineers carefully inspected the idler shaft bearing before installation.
   工程师们在安装前仔细检查了惰轮轴轴承。
3. 3. The idler shaft bearing was designed to reduce friction and improve efficiency.
   惰轮轴轴承的设计旨在减少摩擦并提高效率。