单词	radio-ulna
释义	radio-ulna noun ra·​dio-ul·​na ˌrā-dē-ō-ˈəl-nə  variants or radioulna plural radio-ulnas or radioulnas : a single bone in the forelimb of an amphibian (such as a frog) that represents fusion of the separate radius and ulna of higher vertebrate forms Word History Etymology New Latin First Known Use 1897, in the meaning defined above
随便看	rebbitzin rebeamer rebec rebeck rebecks rebecs rebegan rebegin rebeginning rebeginnings rebegins rebegun Rebekah rebel rebel (against) rebel against rebel yell rebeldom rebeldoms rebeles rebelest rebelled rebelled (against) rebelled against rebeller

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