英语词汇“relative sunspot number”的意思、用法、释义、翻译、读音、例句、短语、词组-英汉翻译词典

单词	relative sunspot number
释义	relative sunspot number 黑子相对数
随便看	placard board placarded placardeer placarder placarders placard frame (bill frame) placard hoarding placarding placards placard speed placard stand placas placata placatable placate placated placater placaters placates placating placatingly placatings placation placationist placations

英汉翻译词典包含4368284条英汉汉英翻译词条，基本涵盖了全部常用英语单词及常用语的翻译及用法，是英语学习的有利工具。