“drowned valley”的概念、定义、翻译、参考文献-科学参考

单词	drowned valley
释义	drowned valley [¦drau̇nd `val·ē] ^GEOLOGY A valley whose lower part has been inundated by the sea due to submergence of the land margin.
随便看	ground range ground recharge ground-referenced navigation data ground-reflected wave ground resistance ground return ground-return circuit ground rod groundscatter propagation ground sluice ground speed ground start ground state ground-state maser ground strafing ground streamer ground substance ground support equipment ground surveillance radar ground swell ground system ground tackle ground tissue ground-to-cloud discharge ground trace

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