crustal

形容词 adj.
中文释义
英 /ˈkɹʌstəl/   

英文释义

形容词 adj.
  1. Of, pertaining to, or forming a crust, especially the crust of the Earth or other planet.
    — The hope was to lower a drill through over 4,000 metres of Pacific Ocean water off the coast of Mexico and drill some 5,000 metres through relatively thin crustal rock.

词形变化

more crustal comparative most crustal superlative

词源

Etymology tree
English crust
Proto-Indo-European *h₂el-der.?
Proto-Italic *-ālis
Latin -ālisbor.
Old French -albor.
▲
Latin -ālis
Old French -elbor.
▲
Latin -ālisbor.
Middle English -al
English -al
English crustal
From crust + -al.
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