“表土”造句

薄薄的一层表土被冲走了。
A thin layer of topsoil was swept away.

那单薄的土地很快就失去了表土,成为沙粒和尘埃.
The fragile land quickly lost its topsoil and became nothing but sand and dust.

从工地挖出的表土须用于筑堤的石笼上.
Topsoil excavated from the work site shall be applied onto the gabions.

• #表土