英语词汇“permafrost”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	permafrost
释义	permafrost n. subsoil which remains below freezing-point throughout the year, as in polar regions. Etymology: PERMANENT + FROST
随便看	sawfly sawmill sawn sawtooth sawyer sax saxatile saxboard saxe saxhorn saxicoline saxifrage Saxon saxony saxophone say SAYE saying Sb SBN S. by E. S. by W. s.c. SC Sc

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