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 pahoehoe   添加此单词到默认生词本
[pɑ:'hәuiˏhәui]
n.
[地]绳状熔岩



    pahoehoe
    [ noun ]
    freely flowing lava
    <noun.substance>


    Pahoehoe \Pa*ho"e*ho`e\, n. (Min.)
    A name given in Hawaii (formerly the Sandwich Islands) to
    lava having a relatively smooth or billowing surface, in
    distinction from the rough-surfaced lava, called {aa}.
    [1913 Webster +PJC]

    1. There are two kinds of lava _ pahoehoe and a'a _ identical in chemical composition.
    2. Most lava erupts as pahoehoe, with some changing to a'a as its temperature and gas content decrease.
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