| 词汇 | 异质层 |
| 释义 | 异质层 yi zhi ceng ㄧˋ ㄓˊ ㄘㄥˊ 1. heterosphere (the upper of two portions of the atmosphere as distinguished by the general homogeneity of their composition. It begins at 80 to 100 kilometers above the earth) |
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