increasing soil acidity

• 增加土壤酸性

increasing soil acidity的用法和样例：

例句

1. We spread lime where the soil was sour.
   土壤酸性大的地方我们就撒上石灰。
2. Or,once in the incinerator the resulting ash will be rich in carbonates,good for making the soil less acidic.
   这些沙子一旦经过焚烧，剩余的灰烬就会富含碳酸盐，是降低土壤酸性的好东西。