英语词汇extension ringer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	extension ringer
释义	extension ring 【摄影术】近摄接圈【数学】扩张环
随便看	coexecutor coexecutors coexecutrix coexexecutrices coexist coexisted coexistence coexistences coexistent coexistents coextend coextension coextensions coextensive coextensively coextensiveness coextrusion coextrusion blow nolding coextrusions cofactor cofactor recycling enzyme cofactors C of C. C. of C. COFC

英汉双解词典包含483723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。