pen light 点光源 ; 手机灯 ; 小手电筒 ; 顶端照明灯
light pen [计] 光笔 ; 灯笔 ; 光 ; 光触笔
pen light settings 灯光设置
light pen attention [计] 光笔中断
pen light control 光笔控制
photomultiplier light pen 光电倍增管光笔 ; [电子] 光电倍增器光笔 ; 光倍增器笔
light pen tracking [计] 光笔跟踪
Keep a notepad at your bedside along with a gentle night-light and pen.
床边放一个小记事本，一盏柔和的夜明灯和一支笔。
Idea 5: On a plastic white or light colored plate, write a love letter creatively in permanent pen.
创意5：在白色或浅色塑料盘上写一封情书。
The upshot is that you can write on Dr Grzybowski’s paper (using a pen that emits ultraviolet light) or print on it (using a patterned mask through which such light is shone).
结果便是你能在Grzybowski博士的纸上使用放射紫外线的笔书写或是用放射紫外线的磨具印刷。
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