ecology of grassland的用法和樣例：
例句
- To protect the grassland ecology is an important link in preserving a complete and orderly chain of ecology on the Qinghai-Tibet Plateau.
保護好草原生態，是保持青藏高原生態鏈完整有序的重要一環。 - Natural grassland is rationally utilized and the active grassland ecological protection is effective.
天然草地得到合理利用，草原生態保護積極有效。
