英语词汇“x-ray background”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	x-ray background
释义	x-ray background x-ray background [′eks ‚rā ′bak‚grau̇nd] (astronomy) Diffuse, almost isotropic x-radiation from beyond the solar system, believed to be the summed contribution of many unresolved sources. See XRB See XRB
随便看	be the end of me be the end of (one) be the end of one be the end of the line be the end of them be the end of the road be the end of the world be the end of us be the end of you be the envy of be the envy of her be the envy of him be the envy of it be the envy of me be the envy of one be the envy of somebody be the envy of somebody/something be the envy of someone be the envy of (someone or something) be the envy of something be the envy of them be the envy of us be the envy of you be the exception that proves the rule be the final straw

英语词典包含2567994条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。