| 单词 | 对流层 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔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美国传统〔substratosphere〕The upper portion of the troposphere.副平流层：对流层的上半部分美国传统〔troposphere〕The lowest region of the atmosphere between the earth's surface and the tropopause, characterized by decreasing temperature with increasing altitude.对流层：位于地表及对流层顶的大气最低层；气温随高度的增加而降低美国传统〔upper atmosphere〕The part of the atmosphere above the troposphere.高层大气：对流层以上的高层大气部分美国传统 |
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