| 单词 | brightening agent |
| 释义 | Word Frequency brightening agentnoun a compound applied to a textile to increase its brightness by the conversion of ultraviolet radiation to visible (blue) light, used in detergents |
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英语词典包含233703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。