眼睛的后部覆盖着对光敏感的细胞，它们负责将你所看见的传递给大脑。
The back of your eye is covered with light sensitive cells which send messages about what you see to your brain.
光电倍增管有一个对光敏感的阴极，它发射的电子数目与撞击到其上面的光子数量成正比。
The tube consists of a light-sensitive cathode that emits electrons in proportion to the photons striking it.
最常见的症状是颈部僵硬、高烧、对光敏感、精神错乱、头痛和呕吐。
The most common symptoms are a stiff neck, high fever, sensitivity to light, confusion, headaches and vomiting.
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