4 sentences for 輪 (lún — wheel)

1. 自行车的后轮损坏了。

   zì​xíng​chē de hòu lún sǔn​huài le.

   The rear wheel of the bicycle is damaged.

   Source: Dong Chinese Dictionary

2. “轮”字的部首是车。

   “ lún” zì de bù​shǒu shì chē.

   The radical of the character 'lun' is 'che'.

   Source: Dong Chinese Dictionary

3. 主动轮通过皮带带动从动轮。

   zhǔ​dòng lún tōng​guò pí​dài dài​dòng cóng dòng lún.

   The driving wheel drives the driven wheel via a belt.

   Source: Dong Chinese Dictionary

4. 自行车的后轮外带磨损得太严重了。

   zì​xíng​chē de hòu lún wài​dài mó​sǔn de tài yán​zhòng le.

   The outer tire of the bicycle's rear wheel is badly worn.

   Source: Dong Chinese Dictionary