英语词汇sun protection factor怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	sun protection factor
释义	sun protection factorn.（名词）abbr. SPF, spf【缩写】 The degree to which a sun block, a sunscreen, suntan lotion, or a similar preparation protects the skin from ultraviolet rays.阳光保护度：阳光阻塞剂、遮光剂、防晒油或类似产品，保护皮肤免受紫外线照射的程度
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