英语词汇permafrost的意思、用法及释义-英汉双解词典

单词	permafrost
释义	permafrost n[U] subsoil that is permanently frozen, eg in polar regions 永冻土, 永冻层（如在极地的）.
随便看	meteorological meteorologist meteorology meter -meter methadone methane method methodical methodically Methodism Methodist methodological methodologically methodology meths methyl alcohol methylated spirits meticulous meticulously meticulousness metier metre -metre metric

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