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单词 polynya
释义

Definition of polynya in English:

polynya

noun pə(ʊ)ˈlɪnjəˌpälənˈyä
  • A stretch of open water surrounded by ice, especially in Arctic seas.

    Example sentencesExamples
    • Schledermann's pioneering work documenting the association between the location of present-day polynyas and 3000 years of human settlement in the High Arctic represented an important starting point.
    • The biological oases are open waters, called polynyas, where blooming plankton support the local food chain.
    • These forces move the ice to create open water, even in winter, in the form of linear cracks called leads and large areas of persistently open water called polynyas.
    • Surrounded by the Arctic Ocean, some polynyas (open areas in frozen seas) remain open all year round.
    • The length of the sea ice season can vary from a few days to year-round and generally decreases with distance from the continent, with the exception of coastal polynyas and the large and regular polynya off the Ross Ice Shelf.

Origin

Mid 19th century: from Russian, from the base of pole 'field'.

 
 

Definition of polynya in US English:

polynya

nounˌpälənˈyä
  • A stretch of open water surrounded by ice, especially in Arctic seas.

    Example sentencesExamples
    • These forces move the ice to create open water, even in winter, in the form of linear cracks called leads and large areas of persistently open water called polynyas.
    • Surrounded by the Arctic Ocean, some polynyas (open areas in frozen seas) remain open all year round.
    • Schledermann's pioneering work documenting the association between the location of present-day polynyas and 3000 years of human settlement in the High Arctic represented an important starting point.
    • The biological oases are open waters, called polynyas, where blooming plankton support the local food chain.
    • The length of the sea ice season can vary from a few days to year-round and generally decreases with distance from the continent, with the exception of coastal polynyas and the large and regular polynya off the Ross Ice Shelf.

Origin

Mid 19th century: from Russian, from the base of pole ‘field’.

 
 
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更新时间:2025/1/28 10:08:31