| 单词 | 平流层 |
| 释义 | 〔tropopause〕The boundary between the troposphere and the stratosphere varying in altitude from approximately 8 kilometers (5 miles) at the poles to approximately 18 kilometers (11 miles) at the equator.对流层顶：位于对流层和平流层之间的界限，其高度从两极的约8公里(5英里）至赤道上约18公里(11英里）〔stratospheric〕Of, relating to, or characteristic of the stratosphere.平流层的：属于、关于平流层的或具有平流层的典型特征的〔stratosphere〕The region of the atmosphere above the troposphere and below the mesosphere.平流层：位于对流层之上中顶层之下的范围的大气〔stratopause〕The boundary between the stratosphere and the mesosphere located at an altitude of about 55 kilometers (35 miles) above the earth's surface.平流顶层：平流层与中顶层之间的分界面，位于离开地球表面大约55公里(35英里）的高处 |
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