light-pen

英 ['laɪtp'en] 美 ['laɪtp'en]

• n. 光笔

英英释义

名词 light pen:

1. (computer science) a pointer that when pointed at a computer display senses whether or not the spot is illuminated

例句

用作名词 (n.)

1. Input devices include keyboards and pointing devices such as mouse,joystick,track ball, or light pen.
   输入设备包括键盘和点击设备如鼠标，操纵杆，跟踪球或光笔。

词汇搭配

• light-pen attribute 光笔属性
• pen light 光笔
• light pen detect 光笔检出
• light-pen interrupt 光笔中断
• light pen 光笔
• light-pen attention [计] 光笔中断, ...