rotor shaft

例句：

1. 1.The new model car has a much longer rotor shaft than the old one.
   新款汽车的转子轴比旧款长很多。
2. 2.The engineer carefully adjusted the rotor shaft to ensure smooth operation.
   工程师仔细调整转子轴以确保平稳运行。
3. 3. During maintenance, the technician replaced the worn-out rotor shaft with a new one.
   在维护期间，技术人员用新的转子轴替换了磨损的部件。