Definition: Fertile land or soil produces a lot of healthy plants. Level: C2
他们在肥沃的河流山谷中定居。
They settled in the ___fertile river valleys.
我们有一个巨大的后院，土壤非常肥沃，我们种了各种各样的蔬菜。
We had an enormous backyard with the most ___fertile soil where we grew all sorts of vegetables.
农民们更喜欢肥沃的土地来种植庄稼。
The farmers prefer ___fertile land for growing crops.
