If a test finds that soil has too much lead, you might be advised to remove the soil or cover it with sod grass.

如果检测表明土壤含铅量很高，就需要把这部分土壤移走或者用草皮草盖住它。

youdao

If a test finds that soil has too much lead, you might be advised to remove the soil or cover it with sod grass.

如果检测表明土壤含铅量很高，就需要把这部分土壤移走或者用草皮草盖住它。

youdao