1 VERB 粗略地看;快读;浏览 When you scan written material, you look through it quickly in order to find important or interesting information. 粗略地看;快读;浏览
SYN glance over, skim, look over, eye
2 VERB [no passive] 细看;察看;审视;端详 When you scan a place or group of people, you look at it carefully, usually because you are looking for something or someone. 细看;察看;审视;端详
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The officer scanned the room. [VERB noun]
那名警官仔细检查了房间。
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She was nervous and kept scanning the crowd for Paul. [VERB noun + for]
她很紧张,眼睛不停地在人群中搜寻保罗。
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He raised the binoculars to his eye again, scanning across the scene. [VERB prep.]
他再一次把双筒望远镜举到眼前,仔细观察整个现场。
SYN survey, search, investigate, sweep
3 VERB (用机器)扫描(行李等) 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) [Also V, V for n]
4 VERB 扫描(磁盘以查毒) 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(磁盘以查毒) [computing]
5 VERB [usually passive] 扫描(照片或文件) 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(照片或文件) [computing]
6 VERB (雷达、声呐等)扫描,扫掠 If a radar or sonar machine scans an area, it examines or searches it by sending radar or sonar beams over it. (雷达、声呐等)扫描,扫掠
7 N-COUNT (医疗)扫描检查 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. (医疗)扫描检查
SYN examination, scanning, ultrasound
8 N-COUNT 胎儿扫描检查 If a pregnant woman has a scan, a machine using sound waves produces an image of her womb on a screen so that a doctor can see if her baby is developing normally. 胎儿扫描检查
9 VERB (诗)符合格律,韵节合拍 If a line of a poem does not scan, it is not the right length or does not have emphasis in the right places to match the rest of the poem. (诗)符合格律,韵节合拍
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