clutch blocks

例句：

1. 1. The car's engine is running smoothly because the clutchblocks are in good condition.
   汽车发动机运行顺畅，因为离合器块状况良好。
2. 2. Themechanic replaced the clutch blocks to fix thecar's transmission problem.
   机械师更换了离合器块以修复汽车的传动问题。
3. 3. The engineer tested the clutch blocks beforestarting the engine to ensure smooth operation.
   工程师在启动发动机之前测试了离合器块以确保平稳运行。