This region is called exosphere.
这层大气称为外逸层。
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。
A natural escape of hot fluids from the steam reservoir should be prevented by cap rocks with low permeability.
只要存在通透性能低的盖层，蒸气储放热流体就不会自行外逸。
exo-electron proportional counter
外逸电子正比计数器
OSEE (Optically Stimulated Exoelectron Emission)
光激发外逸电子发射
Depending on play, the air inside a pressurized ball will slowly force its way through the core and cover, making for a “flat” feel after so many months.
依据使用程度，网球中的空气会从球体和外层缓缓逸出，几个月后就会「扁掉」。
The Court, from that exclusive inner circle to its outermost rotten ring of intrigue, corruption, and dissimulation, was all gone together.
宫廷，从排他性的核心到最外层的阴险、贪婪、骄奢淫逸的腐朽圈子，也全都消失了。
Comparison of Poems Between Ten Talents in Dali Period and Poets in Seclusion;
大历十才子与方外隐逸诗人之隐逸诗比较
The Construction and Aesthetic Pursue on Yige of Scholars Drawing;
论文人画“逸格”境层的创构与审美追求
The Effect of the Characteristics of Cap on the Escaping Velocity of CO_2
盖层特性对CO_2埋存逃逸速度的影响
The escape of neutrons occurs at the exterior of the uranium(or plutonium)material.
中子的逸漏发生于铀（或钚）块的外表面。
The balloon descended gradually as the air came out.
气球空气外逸而缓缓下降.
The object of providing the safety valve is to allow excess pressure to escape.
装备安全阀是为了让过高的压力外逸。
Functional→Economical→Delight: Design ofYifu Building in BFSU;
适用→经济→美观──北外逸夫楼设计随笔
The Function of Exo-electronic Emission of MgO in PDP
MgO的外逸电子发射在PDP中作用
And last, the low escape velocities of asteroids allow much of the most strongly heated material to escape.
此外，小行星的逃逸速度很低，因此受到强烈加热的物质大多能逃逸。
black hole( region in outer space from which no matter or radiation can escape)
黑洞（任何物质或辐射均无从逃逸的外太空区域）.
An imaginary land of easy and luxurious living.
世外桃源虚构的既安逸又放纵的生活之地