单词 | ventifact |
释义 | ventifact /ven"teuh fakt'/, n. Geol. a pebble or cobble that has been faceted, grooved, and polished by the erosive action of wind-driven sand. [1910-15; < L venti- (comb. form of ventus WIND1) + factum something made (see FACT); perh. modeled on ARTIFACT] |
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