英语词汇secondary spectroscopic standard的读音、用法、中文释义、短语词组及例句-英汉双解词典

单词	secondary spectroscopic standard
释义	secondary spectroscopic standard [?sek?nd?ri ?spektr??sk?pik ?st?nd?d] 释义二级光谱标准
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英汉双解词典包含4367426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。