机械学力学

例句：

1. 1.Mechanics are the people who fixcars and trucks.
   机械师是修理汽车和卡车的人。
2. 2. The mechanics were ableto diagnose the problem quickly.
   机械师们能够迅速诊断出问题。
3. 3. Mechanics playa crucial role in maintaining the smooth operationof machinery.
   机械师在维护机械设备的正常运行中起着至关重要的作用。