单词	Protosymphyla
释义	Protosymphyla plural noun Pro·​to·​symphyla "+ : a hypothetical class of arthropods held to be ancestral to the Insecta and Symphyla Word History Etymology New Latin, from prot- + Symphyla
随便看	niffs nifle Niflheim niftier nifties niftiest niftily niftinesses nifty nig nig-nog nigella nigellas Niger niger seed Niger-Congo niger-seed oil nigeres Nigeria nigeriae nigerian nigerians nigerias nigerien nigeriens

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。