field of plane on a manifold

例句：

1. 1. The farmer has a large field of wheat.
   这位农民拥有一大片麦田。
2. 2. The scientist is working on a new field of research.
   这位科学家正在研究一个新的研究领域。
3. 3. The city is surrounded by fields of wildflowers.
   这座城市被一片片野花的田野包围着。