单词	paleohydrology
释义	paleohydrology noun pa·​leo·​hydrology ¦pālēō, ¦palēō+ : the study of ancient use and handling of water (as in irrigation or urban water supplies) Word History Etymology pale- + hydrology
随便看	rolling mill rolling moment rolling out rolling over rolling pin rolling press rolling reef rolling road rolling spar rolling stock rolling stone rolling tackle rolling up rolling weed rollings Rollinia rollman rollmen rollmops rollmopse rollnecks rollock rollocks rollout rollouts

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