shallow underground space

• 浅层地下空间

shallow underground space的用法和样例：

例句

1. An aquifer is a layer of underground rock or sand whichstores and carries water.
   含水层是保存和携带着水的一层地下的水或沙。
2. A shallow subsurface nuclear explosion produces a large crater, obliterating facilities within its radius and any just beyond it where strong stresses rupture the earth.
   浅层地下核爆会造成庞大的弹坑，炸毁半径内所有的基地，强大的应力还会击碎土壤，一并毁去弹坑附近的基地。