Electroluminor
电致发光磷光体
🗣️ 情景例句
Philip needs a day off. Philip
需要休假。
Who is going to throw stones?
谁在扔石头？
No. He just asked if you could ring him back. Here's the number.
没有，他只问你能不能给他回一个电话。这是他的电话号码。