| 单词 | scan |
| 释义 | Word Frequency scan(skæn) verbWord forms: scans, scanning or scanned 1. (transitive) to scrutinize minutely 2. (transitive) to glance over quickly 3. (transitive) prosody to read or analyse (verse) according to the rules of metre and versification 4. (intransitive) prosody to conform to the rules of metre and versification 5. (transitive) electronics to move a beam of light, electrons, etc, in a predetermined pattern over (a surface or region) to obtain information, esp either to sense and transmit or to reproduce a television image 6. (transitive) to examine data stored on (magnetic tape, etc), usually in order to retrieve information 7. to examine or search (a prescribed region) by systematically varying the direction of a radar or sonar beam 8. physics to examine or produce or be examined or produced by a continuous charge of some variable to scan a spectrum 9. medicine to obtain an image of (a part of the body) by means of a scanner noun 10. the act or an instance of scanning 11. medicine a. the examination of a part of the body by means of a scanner a brain scan ultrasound scan b. the image produced by a scanner Derived forms scannable (ˈscannable) adjective Word origin C14: from Late Latin scandere to scan (verse), from Latin: to climb |
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