You definitely won't get a sunburn because this suntan lotion is SPF ( sun protection factor ) 30. 你绝对不会被晒伤的,因为这个防晒油的防晒系数(SPF)是三十。
She said that the use of sun creams and moisturisers with a sun protection factor also reduces UV absorption and so vitamin D production. 她说,使用含有防晒因子的防晒霜和保湿露也能减少紫外线的吸收和维生素D的合成。
Thanks to its sun protection factor, the Two Way Cake offers a protective layer on skin. 蕴含防晒因子,对肌肤形成一层保护膜,有效防护紫外线;
The paper provides easy-to-understand daily life indexes such as the ultraviolet ray index, morning exercise index, sun protection factor index, carwash and heat stroke indexes. 该报纸提供了一些诸如紫外线指数、晨练指数、防晒指数、洗车指数以及中暑指数等简单易懂的每日生活指数提示。
Test method for ultraviolet blocking and sun protection factor of textiles 纺织品防紫外光率及防护系数试验法