Use a broad-spectrum sunscreen of sun protection factor 15 +.
使用防晒指数15 +的广谱防晒霜。
SPF is really sunburn protection factor, even though we call it sun protection factor.
SPF实际上是“防晒伤指数”，虽然我们常称它为“防晒指数”。
SPF is really sunburn protection factor, even though we call it sun protection factor.
SPF实际上是“防晒伤指数”，虽然我们常称它为“防晒指数”。
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