英语词汇three concave sign怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	three concave sign
释义	three concave sign 简明释义三凹征：指眼底检查中出现的一种特殊征象，眼底视网膜上有三个凹陷的区域。网络释义 1 ?三凹征三凹征短语 1 three-concave sign 三凹征
随便看	plano-convex plano-convex form plano-convex lens planoconvex lens plano convex lens planoconvex lens plano-convex mirror plano convex spotlight planoconvex spotlight planocraniid plano cylinder flat lens plano-cylinder flat lens plano cylindrical lens planocyte Planoeoccus plan of account plan of accounts plan of action plan of a lecture plan of application plan of application plan plan of attack plan of audit plan of bridge site plan of capital construction

英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。