Every element has a kind of fingerprint, or rather light print of its own.

每一种元素都有自己特征，或者说光特征。

youdao

I want to exercise, most recently health is becoming worse every winter is cold, that kind of light taste only oneself know.

我要锻炼身体了，最近身体越来越差，一到冬天就光感冒，那种滋味只有自己知道。

youdao