Ball bearing
01
滚珠轴承, 球轴承
a type of rolling-element bearing that uses balls to maintain the separation between the bearing races, reducing friction and enabling smooth rotation
语法信息
有生性状态
无生命
形态构成
复合词
可数
复数形式
ball bearings
例子
The bicycle's smooth operation is attributed to the ball bearings in its wheel hubs and bottom bracket.
自行车运行顺畅归功于其轮毂和中轴中的滚珠轴承。
