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- Idle Roller: Free turning non-sprocketed rollers for guiding film through its appropriate path. 空转轮：自由转动的，非扣片的卷轴，用于引导胶片通过正确的路径。
- Idle roller Speed Slip Detection System 辊筒速度滑差监测系统
- Control Method Design for Feed Rate of Idle Roller in Cold Ring Rolling 环件冷辗扩芯辊进给速度规范设计
- It's foolish to idle away one's precious time. 把大好时光浪费掉是愚蠢的。
- He jotted down his conceits of his idle hours. 他记下闲暇时自己想到的一些念头。
- A few tractors were idle awaiting repairs. 几台拖拉机闲置着等候修理。
- The machinery has been standing idle for months. 这机器已经闲置了好几个月。
- Many elderly people live an idle life. 许多老年人过着悠闲的生活。
- The ride on the roller coaster dizzied us. 乘坐云霄飞车使我们头晕。
- We spent many idle hours just sitting in the sun. 我们在太阳地里呆呆坐了好几个钟头。
- Satan always finds work for idle hands. [谚]魔鬼专坑懒鬼。
- May I borrow your roller skates? 我可以借你的旱冰鞋吗？
- His words were just idle threats: he can't hurt us. 他的话只不过是无聊的吓唬人罢了，他是伤害不了我们的。
- He jotted down the conceits of his idle hours. 他记下了闲暇时想到的一些看法。
- Clattering along on roller skates. 踩着轮式溜冰鞋行进
- Spring makes everyone feel idle. 春天使每个人都觉得懒洋洋的。
- They didn't want to live idle lives. 他们不想过闲散的生活。
- Some old machines in the workshop sit idle. 车间里有几台旧机器闲置不用。
- Many people were idle during the depression. 在那萧条时期，很多人都无事可做。
- A road roller is used in making and repairing roads. 压路机是用来修筑道路的。
