| 单词 | 对流层顶 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔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 |
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