在石层之上的是露台：日常活动的延伸区域——厨房、餐厅和起居室，这些空间都是覆盖着一种木质的屋顶，以免太阳辐射。
Above the stone layer is located the terraces: an extension of the social area -kitchen, dining room and living room - covered with a wood roof that protects form sun radiation.
在某些区域（主要是机场附近），受管制的空域一直延伸到距地面215米之上，而且在紧邻机场的区域，控制区域一直延伸到地表。
In certain areas, mainly near airports, controlled airspace extends down to 215m above the ground, and, in the immediate vicinity of an airport, all the way down to the surface.
海底钻井平台将寻找石油的区域延伸到了海洋大陆架——大陆边缘那些平缓倾斜的海底区域。
Offshore drilling platforms extend the search for oil to the ocean's continental shelves—those gently sloping submarine regions at the edges of the continents.
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