refuge floor

基本解释

The main floor is slightly elevated above grade, enabling occupants to observe the street. Outside, an entry courtyard bordered by a fence helps maintain a feeling of refuge.
主楼层略高于室外高度，使居住者可以观察街道…外面的入口庭院使用篱笆分隔，有助于保持私密的感觉。
Toward the top (northern) end of the image, the ice becomes sparser, but the walls of a large impact crater in the upper-left corner provide a refuge for an oblong ice deposit on the crater floor.
接近照片顶部尽头（即北部），冰雪变得较稀少，但是左上角一个巨大的撞击陨石坑壁却为环形山底的一块椭圆形积冰提供了庇护所。