汗生成

"For now, the best advice is to use su cree and rea ly them often — the Skin Cancer Foundation recommends every two hours, and e ecially after sweating or swimming, which can wash away su creen — to reduce the amount of UV radiation from getting through to filters that have penetrated the skin," said Christopher Bardeen, an a istant profe or of chemistry at UCR.

&目前，最好的建议是使用并经常反复涂抹防晒产品－皮肤癌基金会建议每两小时搽一回，尤其是在出汗或游泳之后，那样会使防晒霜流失－以便减少渗入到皮下的防晒成分所吸收的紫外线辐射量。&加州大学河滨分校助理化学教授克里斯托福。巴丁说，&这样反过来就能减少活性氧簇ROS的生成。&

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。