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单词	Actinosphaerium
释义	Actinosphaerium noun Ac·​ti·​no·​sphae·​ri·​um ¦ak-tə-(ˌ)nō-ˈsfir-ē-əm : a genus of large freshwater protozoans (order Heliozoa) Word History Etymology New Latin, from actin- + Greek sphairion little ball, diminutive of sphaira ball, sphere First Known Use 1879, in the meaning defined above
随便看	cuticulate cutidure cutidures cutiduris cutie cutie-pie cutie-pies cuties cutification cutigeral cutigeral cavity cutikins cutin cutinisation cutinisations cutinise cutinised cutinises cutinising cutinization cutinizations cutinized cutinizes cutinizing cutins

英语词典包含469781条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。