| 释义 |
DEFINITIVE EXAMPLES 权威例句〔aerosphere〕The lower portion of the atmosphere in which both uncrewed and crewed flight is possible.大气圈：可飞行无人或载人飞机的大气层的较低部位美国传统〔exosphere〕The outermost region of a planet's atmosphere.外大气圈：行星大气层的最外部美国传统〔magnetotail〕The long, trailing limb of the earth's magnetosphere on the side facing away from the sun.磁尾：面对太阳一边的地球磁气圈长而有轨迹的边缘美国传统 |