light pen

美

英

n.光笔；（用于向计算机输入信息的）光笔；条码识读器
网络灯笔；电光笔；光孹式扫嫐机

权威英汉双解

英汉

英英

light pen

1.	（用于向计算机输入信息的）光笔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

2.	光笔；条码识读器a similar piece of equipment that is used for reading barcodes

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as fair as a rose
as far as
as far as anything goes
As far as I can see
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as flat as one's hand
as follows
装疯作傻
装疯做痴
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装腔作势
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裕后光前
裕国利民
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裘敝金尽
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“少陵野老吞声哭，春日潜行曲江曲。”是什么意思_出处及原文翻译
“谁问离怀知几许，一溪流水和烟雨”是什么意思_出处及原文翻译
“安危大臣在，不必泪长流。”是什么意思_出处及原文翻译

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