 |
| Chinese | English |
| 电离层 | ionosphere A region of the earth's atmosphere, extending from about 60 to 1000 kilometers above the earth's surface, in which there is a high concentration of free electrons formed as a result of ionizing radiation entering the atmosphere from space (地球的大气层区域，位于地球表面以上大约60至1000公里，其中有由于从太空进入大气的的电离辐射而形成的高浓度自由电子。) |