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单词 kame
释义

Definition of kame in English:

kame

noun keɪmkām
Geology
  • A steep-sided mound of sand and gravel deposited by a melting ice sheet.

    〔地质〕冰砾阜,冰碛阜(冰层融化过程中沉积下来的陡峭的沙石堆)

    Example sentencesExamples
    • Ice contact features known to early geologists included kettles (correctly interpreted by Whittlesey in 1859) and kames.
    • A total of 313 species in 85 families and 204 genera were collected at the 30-hectare preserve which occurs on a glacial kame and has a rugged ridge and ravine topography.
    • It is characterized by moraines of the Weichselian Pleniglacial with intercalated outwash sediments including kame deposits, dead-ice depressions with lakes, fens or wetlands, and Late Saalian moraines in the south.
    • Elsewhere, small mounds (kames) are formed of cross-stratified sand deposited by streams from the ice.
    • The forest research area extends southward from the fen and is better drained because of a gradient caused by the rise onto a kame terrace (Twin Lakes in Fig.

Origin

Late 18th century: Scots form of comb.

Definition of kame in US English:

kame

nounkām
Geology
  • A steep-sided mound of sand and gravel deposited by a melting ice sheet.

    〔地质〕冰砾阜,冰碛阜(冰层融化过程中沉积下来的陡峭的沙石堆)

    Example sentencesExamples
    • The forest research area extends southward from the fen and is better drained because of a gradient caused by the rise onto a kame terrace (Twin Lakes in Fig.
    • It is characterized by moraines of the Weichselian Pleniglacial with intercalated outwash sediments including kame deposits, dead-ice depressions with lakes, fens or wetlands, and Late Saalian moraines in the south.
    • Elsewhere, small mounds (kames) are formed of cross-stratified sand deposited by streams from the ice.
    • A total of 313 species in 85 families and 204 genera were collected at the 30-hectare preserve which occurs on a glacial kame and has a rugged ridge and ravine topography.
    • Ice contact features known to early geologists included kettles (correctly interpreted by Whittlesey in 1859) and kames.

Origin

Late 18th century: Scots form of comb.

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更新时间:2024/10/19 15:34:12