A material that glows in the dark when it gets light or heat.
The glow-in-the-dark stars on my ceiling are made with phosphor.
我天花板上的荧光星星是用磷光材料制作的。
A chemical element that is important for life and found in many rocks.
Phosphor helps plants grow big and strong.
磷有助于植物长得又大又强。