| 释义 |
light penBrE /ˈlaɪt pen/ NAmE /ˈlaɪt pen/ noun a piece of equipment , shaped like a pen , that is sensitive to light and that can be used to pass information to a computer when it touches the screen (用于向计算机输入信息的)光笔a similar piece of equipment that is used for reading barcodes 光笔;条码识读器 |