Sheep are often grazed in isolated fields far from the farmstead, or on common land where they are vulnerable to raiders.

羊群常常在远离农场的一小片单独地域吃草，或聚在易被小偷得手公共草地。

Rather than viewing them as strict parallels, the review suggested combining them, hoping to reap the benefits of these isolated fields working in tandem.

审查建议将它们结合起来， 而不是将它们视为严格的相似之处，希望从这些孤立的领域协同工作中获益。