单词	unguitractor
释义	unguitractor noun un·​gui·​trac·​tor -wəˌtraktə(r) plural -s : a sclerite of the insect pretarsus that is partially invaginated within the tarsus Word History Etymology ungui- + retractor
随便看	deontic deontological deontologies deontologist deontologists deontology deoperculate deoppilated deoppilates deoppilating deorbit deorbited deorbiting deorbits deordination deoxidant deoxidate deoxidated deoxidates deoxidating deoxidation deoxidations deoxidisation deoxidisations deoxidise

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