英语词汇“point source”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	point source
释义	point source Physics, Optics. a source of radiation sufficiently distant compared to its length and width that it can be considered as a point. [1900-05]
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英语词典包含168451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。