Cathodogram
電子衍射示波圖, 陰極射線示波圖
??? 情景例句
Did you ever think of photographing an aerobics class?
你想過拍攝有氧運動課嗎？
Your work seems not satisfactory.
你的工作看起來并不令人滿意。
and how much this faith means to a child.
孩子們的這種信念會對孩子產生多么大的影響，