long lever mule

例句：

1. 1.The long lever mule is a useful tool for moving heavy objects.
   长杠杆骡子是搬运重物的一种有用的工具。
2. 2. In ancient times, long lever mules were used to pull carts and transport goods.
   在古代，长杠杆骡子被用来拉动马车和运输货物。
3. 3.The long lever mule was a common sight on the farm during the harvest season.
   长杠杆骡子是收获季节农场上常见的景象。