| 释义 |
| eternal frozen ground | 永冻土,永冻地 | 海洋地质学 |
| perennially frozen ground | 永冻地 | 地球科学名词 |
| perennially frozen ground | 永冻地 | 地质学名词 |
| perennially frozen ground | 永冻地 | 测量学 |
| permanently frozen ground | 永冻地 | 地球科学名词 |
| permanently frozen ground | 永冻地 | 气象学名词 |
| permanently frozen ground | 永冻地 | 测量学 |
|