lightpen
英
['laɪtpən]
美
['laɪtpən]
- n. [计]光笔(计算机的一种输入设备)
lightpen的用法和样例:
例句
用作名词 (n.)
- They had recently installed their lightpen system in a supermarket for stocktaking purpose.
他们最近在超级市场安装了用于盘点库存的光笔系统。