单词	submature
释义	submature adjective sub·​mature "+ : incompletely matured or differentiated —used especially of a topographic feature submaturely "+ adverb Word History Etymology sub- + mature
随便看	proton synchrotron protonate protonated protonates protonating protonation protonations protonema protonemal protonemas protonemata protonematal Protonemertini protonephridial protonephridium protonic protonotaries protonotaries apostolic protonotary protonotary apostolic protons protonymph protonymphal protopapas Protoparce

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。