extratropics

名词 n.
中文释义

英文释义

名词 n.
  1. The middle latitudes beyond the tropics. plural,plural-only

词源

Etymology tree
Proto-Indo-European *h₁éǵʰs
Proto-Indo-European *-teros
Proto-Indo-European *h₁eǵʰsteros
Proto-Italic *eksteros
Latin exter
Latin extrā
English extra-
English tropics
English extratropics
From extra- + tropics.
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