Spf
abbr. 防晒系数（Sun Protect Factor）；存储保护特征（Storage Protect Feature）
🏥 医学释义
荧光分光光度计
🗣️ 情景例句
He couldn't take time off to come to New York with me.
他走不开 没办法和我一起来纽约。
Storms make trees take deeper roots.
风暴使树木深深扎根。
This attracted the attention of Richard Humphries who was then the most eminent boxer in England.
这引起当时英国拳坛名将理查德。汉弗莱斯的注意。