hanging bearing

例句：

1. 1. The heavy loadon the axle caused the wheelsto hang in the air.
   轴上的重载导致车轮在空中悬停。
2. 2. The engineer hadto replace the broken bearings with newones.
   工程师不得不用新的轴承替换损坏的轴承。
3. 3. The old car's suspension systemwas so bad that it would hang thewheels when driving over bumps.
   旧车的悬挂系统太糟糕了，行驶在颠簸的路上时会挂起轮胎。