6.V-T If a picture or document is scanned into a computer, a machine passes a beam of light over it to make a copy of it in the computer. 扫描
例:The entire paper contents of all libraries will eventually be scanned into computers.
所有图书馆的全部纸质内容最终都会被扫描进电脑。
7.V-T If a radar or sonar machine scans an area, it examines or searches it by sending radar or sonar beams over it. 扫描
例:The ships radar scanned the sea ahead.
船上的雷达扫描了前方海域。
8.N-COUNT A scan is a medical test in which a machine sends a beam of X-rays over a part of your body in order to check that it is healthy. 扫描检查
例:A brain scan revealed the blood clot.
脑部扫描检查发现了那个血块。
常见用法
用作及物动词
Could you teach me how to scan an image?
你可以教我如何扫描一个影像吗?
I scanned the newspaper when I was waiting for the bus.
等公共汽车的时候,我匆匆浏览了一下报纸。
She scanned his face, looking for signs of what he was thinking.
她审视他的脸,试图探寻他在思考什么。
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