Jyut Dictionary
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Traditional Chinese
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English
防
日
光
係
數
[---
系
数
]
Jyutping
fong4 jat6 gwong1 hai6 sou3
Pinyin
fáng rì guāng xì shù
Definitions (Wiktionary)
noun
sun protection factor; SPF
(syn.) 防晒指数, 防曬係數, 防曬指數, 防晒系数