endless chain coalcutter

例句：

1. 1. The endless chain saw was used to cut through the thickest branches.
   无尽的链条锯被用来切断最厚的树枝。
2. 2. The endless chain saw proved to be a valuable tool for clearing forests.
   无尽的链条锯证明是一种有价值的工具，用于清理森林。
3. 3. The endless chain saw was used to clear the path for the construction workers.
   无尽的链条锯被用来为建筑工人开辟道路。