pin-break shovel

例句：

1. 1. We used a pin-break shovel to dig the holefor the new garden.
   我们用一个钉耙挖了新花园的坑。
2. 2. Thefarmer used a pin-break shovel to till the soil before planting.
   农民在播种前用一个钉耙翻土。
3. 3. The old man used his pin-break shovel to clear the snowfrom the driveway.
   老人用他的钉耙清理车道上的雪。