ecosphere

名词 n.

英文释义

名词 n.
  1. The portion of the atmosphere from sea-level to about 4000 meters in which it is possible to breathe without technological assistance.
  2. The biosphere.

词形变化

ecospheres plural

词汇关系

衍生词

词源

Etymology tree
Proto-Indo-European *weyḱ-
Proto-Indo-European *-os
Proto-Indo-European *wóyḱos
Proto-Hellenic *wóikos
Ancient Greek οἶκος (oîkos)
Latin oeco-
French éco-
English eco-
Ancient Greek σφαῖρᾰ (sphaîră)bor.
Latin sphaera
Late Latin sphērader.
Old French spherebor.
Middle English spere
English sphere
English -sphere
English ecosphere
From eco- + -sphere.
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