pingo

(Tiếng Anh)

A conical mound of earth with an ice core caused by permafrost uplift, particularly if lasting more than a year.

Phát âm là (IPA)
/ˈpɪŋɡəʊ/
Từ nguyên (Tiếng Anh)

From Greenlandic pingu or Inuktitut pingu (“hummock, small hill”).

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