| 单词 | sun index |
| 释义 | sun index in British English (sʌn ˈɪndɛks) noun a measurement of how strong the sun is Weatherman David Braine explains how the sun index can help protect you from theeffects of the sun's ultraviolet rays. |
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英语词典包含298861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。