英语词汇primary source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	primary source
释义	primary source primary source n: (original or first-hand material) SC 第一手来源，一次文献 The hand-written letters from the Spanish Civil War provided important primary sources for our study.
随便看	reify reign reigner reigning reignite reignited reign of terror reigns reiki reimbursable reimburse reimbursed reimbursement reimpose rein reincarnate reincarnated reincarnation reincorporate reincorporation reindeer reinfect reinfection reinforce reinforced

英汉双解词典包含74752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。