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单词
SPF
释义
SPF
\ˌes(ˌ)pēˈef\
noun
(
-s
)
:
a number assigned to a sunscreen that is the factor by which the time required for unprotected skin to become sunburned is increased when the sunscreen is used
— called also
sun protection factor
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更新时间:2025/11/20 6:33:57