单词	ramshorn
释义	ramshorn noun rams·​horn ˈramz-ˌhȯrn  : any of various snails (such as genera Planorbis, Helisoma, and Planorbarius) often used as aquarium scavengers Word History First Known Use 1778, in the meaning defined above
随便看	decurved decurves decurving decury decussate decussated decussates decussating decussation decussation of pyramids decussation of the pyramids decussations decyl decyl alcohol decylaldehyde decylene decylic acid ded dedal Dedalian dedans dedendum dedendum circle dedes Dedham

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