prairie agriculture

• 大草原

prairie agriculture的用法和样例：

例句

1. The prairie is topped occasionally by low hills.
   偶尔可见大草原上隆起几座低矮的小山。
2. A cowboy fell off his horse and broke his leg on the prairie.
   一个牛仔在大草原上从马背上摔了下来，摔断了腿。