“permanent ice foot”的概念、定义、翻译、参考文献-科学参考

单词	permanent ice foot
释义	permanent ice foot [`pǝr·mǝ·nǝnt `īs ´fu̇t] ^HYDROLOGY An ice foot that does not melt completely in summer.
随便看	UPS upset upsetted moraine upsetting test upset welding upsilon particle upslope fog upslope time upstand upstream upstream face uptake upthrow up time upturn Upupidae upward bias upward compatibility upwarp upwelling upwind upwind effect urachus uracil Uralean

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