详细解释:n. 生物圈
【医】 生物圈, 生物层
词型变化：
形容词:biospheric英语解释：
名词 biosphere:
the regions of the surface and atmosphere of the Earth (or other planet) where living organisms exist详细解释：
bi.o.sphere
n.（名词）The part of the earth and its atmosphere in which living organisms exist or that is capable of supporting life.生物圈：地球及其大气中有生物生存或能够维持生命的部分The living organisms and their environment composing the biosphere.生物圈：组成生物圈的生物及其环境的总和
【引伸】
bi.ospher.ic