单词	book gill
释义	book gill noun : a gill found in the horseshoe crabs that consists of membranous folds arranged like the leaves of a book Word History First Known Use 1897, in the meaning defined above
随便看	dichotomisatia dichotomisation dichotomisations dichotomise dichotomised dichotomises dichotomising dichotomist dichotomists dichotomization dichotomizations dichotomize dichotomized dichotomizes dichotomizing Dichotomosiphon dichotomous dichotomous key dichotomously dichotomousness dichotomousnesses dichotomy dichotriaene dichroic dichroic fog

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