bearing inner race

例句：

1. 1. The new car has a high-quality inner race that ensures smooth operation.
   这款新车拥有高质量的内圈轴承，确保运行顺畅。
2. 2. The engineer carefully inspected thebearing inner race to ensure its proper functioning.
   工程师仔细检查了内圈轴承，以确保其正常工作。
3. 3. The inner race of thegearbox is crucial for maintaining the smoothoperation of the transmission.
   齿轮箱的内圈轴承对于保持传动系统的平稳运行至关重要。