太阳光的作用英语

范文：Light pollution is a new environmental pollution source after waste gas, waste water, waste residue and noise, mainly including white light pollution, artificial day pollution and color light pollution. Light pollution is threatening people's health.

光污染是继废气、废水、废渣和噪声等污染之后的一种新的环境污染源，主要包括白亮污染、人工白昼污染和彩光污染。光污染正在威胁着人们的健康。

provide Vitamin D to the body.提供维生素D kills the gems.杀死细菌. warms the earth.温暖了地球. brings us comfort.给我们带来舒适. create shadow?制造阴影