open bearing

例句：

1. 1. The engineer designed an open bearing for the machine to improve its efficiency.
   工程师为机器设计了一个开放的轴承以提高效率。
2. 2. The new design of the car has a more open bearing system, which makes it more comfortable to drive.
   汽车的新设计采用了更开放的轴承系统，使得驾驶更加舒适。
3. 3. The open bearing in the transmission is responsible for transmitting power from the engine to the wheels.
   传动系统中的开放轴承负责将发动机的动力传递到车轮上。