phototropic glass

例句：

1. 1. The new windowis made of phototropic glass that changes color in response to light.
   这款新窗户是由光致变色玻璃制成的，可以根据光线变化颜色。
2. 2. The phototropic glass in the greenhouse allows plants to grow more efficiently.
   温室中的光致变色玻璃让植物生长得更加高效。
3. 3. This type of glass has been used for years to protect against harmful UV rays.
   这种玻璃已经使用了多年，用来保护免受有害的紫外线辐射。