“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	tick tick-bite paralysis tick-borne typhus fever of Africa ticket converting tick fever tickle tickler coil tick typhus tic polonga tidal air tidal bore tidal channel tidal component tidal constants tidal constituent tidal correction tidal current tidal-current chart tidal-current tables tidal cycle tidal datum tidal datum plane tidal day tidal delta tidal difference

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