单词	tooth shell
释义	tooth shell noun : any of a class (Scaphopoda) of burrowing marine mollusks with a tapering tubular shell also : this shell Word History First Known Use circa 1711, in the meaning defined above
随便看	pleasurable pleasurableness root blindness root borer root bound root canal root cap root celery root cellar root circle root climber root collar root crop root cutting root determinative root disease root division root fly root for root fungus root gall root graft root hair root house root in

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