常见例句The eclipse can be viewed safely with the naked eye during totality, but experts say eye protection should be worn if even a sliver of the sun is visible.尽管凭借肉眼观看日食全过程是很安全的，但哪怕太阳只有一丁点的光亮可见，专家还是建议人们尽可能佩戴可以护眼用品。 返回 Eye-Protective