scanning
柯林斯词典
1. V-T/V-I When you scan written material, you look through it quickly in order to find important or interesting information. 浏览
She scanned the advertisement pages of the newspapers. 她浏览了报纸的广告页。
2. N-SING Scan is also a noun. 浏览
I just had a quick scan through your book again. 我刚刚把你的书又作了一次浏览。
3. V-T/V-I When you scan a place or group of people, you look at it carefully, usually because you are looking for something or someone. 仔细察看[no passive]
The officer scanned the room. 警察仔细察看了那个房间。
She was nervous and kept scanning the crowd for Paul. 她很紧张，一直在人群中寻找保罗。
4. V-T If people scan something such as luggage, they examine it using a machine that can show or find things inside it that cannot be seen from the outside. (用机器) 扫描 (行李等)
Their approach is to scan every checked-in bag with a bomb detector. 他们的做法是用炸弹探测器扫描每一个办理了登机手续的箱包。
5. V-T If a computer disk is scanned, a program on the computer checks the disk to make sure that it does not contain a virus. 扫描 (计算机磁盘以查病毒)[计算机]
Not all ISPs are equipped to scan for viruses. 并非所有的因特网服务供应商都有装备来扫描病毒。
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 (图片或文件)[计算机] [usu passive]
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. (用雷达或声纳波束) 扫描
The ship's 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. (身体) 扫描检查
A brain scan revealed the blood clot. 脑部扫描检查发现了那个血块。
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