Less chemical gets into the subsoil which is particularly important with the light, tropical soils.进入底土的化学物质会减少，这对土质松软的热带土壤而言尤为重要。They embedded the pilings deep into the subsoil.他们把桩深深打进地基下的土中.subsoil cultivator深耕松土机He e...
Some movement in the building will occur as It'settles into the subsoil.楼房沉到下层土时,楼里就会有动静.They embedded the pilings deep into the subsoil.他们把桩深深打进地基下的土中.Earthworms burrow deep into the subsoil.蚯蚓深深地钻进底土....