Using zinc oxide, the main ingredient in calamine lotion, Young Jun Park, Sang-Woo Kim and their colleagues created a field of nanowires sandwiched between two electrodes.
通过氧化锌，炉甘石洗液中的主要成分，朴勇俊、金相宇以及他们的同事制造出了一段夹在两个电极之间的纳米线。
Check the ingredient list for zinc oxide or titanium dioxide; both physically block UVA and UVB rays.
注意成分表中是否含有氧化锌或二氧化钛，这两者都能阻挡紫外线A和B。
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