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同义词
英英词典释义
行业词典释义

福克斯词典 \ 英汉词典 \

exosphere是什么意思？

exosphere

英[ˈeksəʊsfɪə(r)] 美[ˈeksoʊsfɪr]

n. 外大气层，外逸层；

例句

Above the troposphere is the stratosphere, followed by the ionosphere and capped by the exosphere. 在对流层上是平流层, 接着是电离层,最上层是外逸层.
This region is called exosphere. 这层大气称为外逸层.
Last is the exosphere, which is outermost layer of the atmosphere. 最后是散逸层, 这是大气的最外层.

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同义词

exosphere的同义词之：
atmosphere

英英词典释义

Noun
1. the outermost atmospheric layer

行业词典

地球物理学：逸散层；
大气科学：外［逸］层；距地面500km以上的大气层, 层内空气十分稀薄,有些速度较大的中性粒子, 能克服地球引力而逸入星际空间。；

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