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单词 peneplain
释义

WordReference Random House Unabridged Dictionary of American English © 2024
pe•ne•plain  (pēnə plān′, pē′nə plān),USA pronunciation n. [Geol.]
  1. Geologyan area reduced almost to a plain by erosion.
Also, pene•plane′. 
  • 1885–90; pene- + plain1
pe•ne•pla•na•tion  (pē′nə plə nāshən),USA pronunciation n. 
Collins Concise English Dictionary © HarperCollins Publishers::
peneplain, peneplane /ˈpiːnɪˌpleɪn; ˌpiːnɪˈpleɪn/ n
  1. a relatively flat land surface produced by a long period of erosion
Etymology: 19th Century: from pene- + plain1
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更新时间:2025/7/23 17:39:49