Lenard phosphors
[电] Lenard磷光质
🧩 词语组成解析
雷纳德(①姓氏 ②Philipp, 1862-1947, 德国物理学家, 曾获 1905年诺贝尔物理 学奖)
荧光粉；萤光材；闪烁物；黄磷
🗣️ 情景例句
I'm supposed to be worried about my daughter,
我原该为我的女儿担心才是。
There are 16 participants here today.
今天有16位参会者。
but fearing that she would never see Rastus again -- the letter had made that quite clear -- she changed her mind.
但又害怕再也见不到拉斯特斯——这点，信上说得十分明白——于是便改变了主意。