| 释义 |
light penBrE /ˈlaɪt pen/NAmE /ˈlaɪt pen/ nouna 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 |