translation.en: And when we shone UV at them, or when we warmed them up to the same level as the lamps, but didn't actually let the rays hit the skin, this didn't happen.
translation.zh: 给他们照射紫外线 或者使他们的皮肤太阳灯的温度那样温暖 但不让光线接触皮肤，同样的结果就不会发生