| 释义 | orog·e·ny \ȯˈräjənē\ noun
 also oro·genesis \ˌōrō+\
 (plural oro·genies also orogeneses)
 Etymology: International Scientific Vocabulary oro- (I) + -geny
 : the process of mountain making especially by folding of the earth's crust; also  : a sequence of mountain-making movements closely associated in time and place — compare diastrophism, epeirogeny
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