单词	protovertebra
释义	protovertebra noun pro·​to·​vertebra "+ 1 : primitive segment 2 : myotome protovertebral "+ adjective Word History Etymology New Latin, from prot- + vertebra
随便看	systemist systemization systemizations systemize systemized systemizers systemizes systemizing systemless systems systems analysis systems analyst systole systoles systolic systoliccer systoliccest systolicer systolicest systyle systyles syvers syzygetic syzygetically syzygia

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。