Photodegradative
光降解的
🗣️ 情景例句
Being a mother is not easy,
当一个母亲真不容易，
I have been working too hard; it's time I relaxed.
我太疲劳了，该在这里休息一下。
but a medicine that had worked so well in one form of illness would surely be of equal benefit in another,
只知道一种药对一种病有好处，肯定对另一种病也会有好处。