| 释义 |
〔mesosphere〕The portion of the atmosphere from about 30 to 80 kilometers (20 to 50 miles) above the earth's surface, characterized by temperatures that decrease from 10°C to -90°C (50°F to -130°F) with increasing altitude.散逸层：离地球表面约30至80公里（20－50英里）处的空气部分，其特征是随着高度的增加，气温从10°C降到－90°C（50°F－130°F） |