ultraviolet exposure

例句：

1. 1. Exposure to ultraviolet radiation can cause skin cancer.
   暴露于紫外线辐射可能导致皮肤癌。
2. 2. Thesun's ultraviolet rays are harmful to theeyes.
   太阳的紫外线对眼睛有害。
3. 3.Sunscreen is essential for protecting against ultraviolet exposure.
   防晒霜对于防止紫外线暴露至关重要。