英语词汇permafrost怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	permafrost
释义	N23503340permafrostSpoken.20Fiction.37Magazine.148Newspaper.45Academic.90 permafrost /ˈpɜːməfrɒst/ noun mass noun a thick subsurface layer of soil that remains below freezing point throughout the year, occurring chiefly in polar regions 永久冻土。词源 1940s: from PERMANENT+ FROST.
随便看	gross ton grossular Gros Ventre grosz Grosz grot grotesque grotesquely grotesqueness grotesquerie Grotius grottier, grottiest grottiness grotto grottoed grotty grouch grouchier, grouchiest grouchily grouchiness grouchy ground groundbait groundbaiting ground ball

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