日期:
来源:雅诚德英语网
Phosphorus is slowly released as the rocks are broken down and it gets spread around into the soil.
随着岩石的分解,磷被缓慢地释放出来,并散布到土壤中。
Phosphorus is slowly released as the rocks are broken down and it gets spread around into the soil.
随着岩石的分解,磷被缓慢地释放出来,并散布到土壤中。