big base plow

例句：

1. 1. The farmer useda big base plow totill the land before planting.
   农民在播种前使用大犁翻地。
2. 2. The bigbase plow was essential for preparing thesoil for planting.
   大犁是准备土壤种植所必需的。
3. 3. The farmer's big base plow is a symbol of his hard workand dedication to farming.
   农民的大犁是他辛勤工作和对农业奉献的象征。