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单词 basement
释义 basement
[`bās·mǝnt]
BUILDING CONSTRUCTION
A building story which is wholly or less than half below ground; it is generally used for living space.
GEOLOGY
1. A complex, usually of igneous and metamorphic rocks, that is overlain unconformably by sedimentary strata. Also known as basement rock.
2. A crustal layer beneath a sedimentary one and above the Mohorovicic discontinuity.
3. The ancient continental igneous rock base that lies beneath Precambrian rocks. Also known as basal complex; basement complex.
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