underground

• The ussr and the united states act a ceiling of 150 kilotons on underground nuclear tests .
  苏联和美国规定了不超过15万吨级的地下核试验限制。
• Underground erosion is the removal of solids, from the soil by the flow of underground water .
  地下侵蚀是指固体颗粒被地下水流从土壤中带走的现象。
• For storage purposes, these underground reservoirs have many advantages over surface reservoirs .
  就蓄水目的说，这些地下水库比地表水库有很多优点。
• Suddenly they came to a waterfall which dropped into an underground lake at the bottom of the cave .
  他们突然遇见一条瀑布，它直泻入洞底的地下湖里。
• She caught a trolley-bus, and then went on the metropolitan underground to the temple stop .
  她上了一辆无轨电车，后来又转乘都市线地下车到潭普尔车站下车。
• Direct measurements of the temperature of the underground are confined to a depth of only a few kilometres .
  地下温度的直接测量仅能限定在几公里的深度以内。
• Deprived of its underground in america, the german high command resorted to audacious plans .
  由于其在美国的地下组织被摧毁，德国最高统帅部乃诉诸于冒险计划。
• This practice of underground storage is being widely used by the gas industry in many countries .
  这种地下储存的方法，目前正广泛地为许多国家的煤气工业所采用。
• Before the war they had had the foresight to construct a considerable underground office in piccadily .
  他们在战前就有远见，在匹克迪里大街建造了一个相当大的地下办公室。
• This immense chasm has been formed by an underground stream which has tunneled a course through a flaw in the rocks .
  这个巨大的陷穴是由一条地下小河穿过岩石裂缝形成的。