artificial fertilizer造句

例句与造句

1. A variety of artificial fertilizers have been developed
   人们发明了各种人造化肥。
2. Then the need for artificial fertilizers to sustain the plants and trees would not be necessary
   如此之后对化学肥料的需求也将不再必然。
3. It's difficult to find artificial fertilizer in a sentence. 用artificial fertilizer造句挺难的