lug nut
noun/ˈlʌɡ nʌt/
/ˈlʌɡ nʌt/
(North American English)- a small piece of metal with a hole through it that screws on to the bolts that attach a wheel to a vehicle
凸耳螺母：一小块金属，上面有一个孔，它拧在将车轮连接到车辆的螺栓上 - A slightly loose lug nut will grow looser as a wheel experiences greater pressures during turns.
当车轮在转动过程中承受更大的压力时，稍微松动的凸耳螺母会变得更松。
- A slightly loose lug nut will grow looser as a wheel experiences greater pressures during turns.