英语词汇touch needle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	touch needle
释义	touch needle 试金针(用纯金或已知成分的金银合金制的针，用以在试金石上划一条痕，并以此作标准与金器或银器划出的条痕作比较，从而检验金、银器的纯度)
随便看	covertness covertnesses coverts coverture covertures cover up cover-up cover up one's tracks cover (up) one's tracks cover-ups cover version cover versions cover (或 hide) a multitude of sins coves cove stripe covet covetable covetable coveted coveter coveter coveters coveting covetingly covetingly

英汉双解词典包含548777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。