| 释义 |
permafrostUK:*/ˈpɜːməˌfrɒst/US:/ˈpɝməˌfrɔst, -ˌfrɑst/US:(pûr′mə frôst′, -frost′)UK-RP:UK-Yorkshire:Irish:Scottish:US Southern:Australian:Jamaican: 主要翻译 permafrost n (permanently frozen ground)永久冻土;永冻土Global warming is causing the permafrost in the Arctic and Antarctic to melt. |