| 单词 | scan |
| 释义 | scan (once / 456 pages) 1vn 2vn When you scan a subway car to see if your friend is on it, your eyes pass quickly across the riders. When you get a scan of your knee at the doctor's office, a much more detailed picture is taken, showing your bones, tendons, and muscles. You might need a medical scan if you are in an accident or have a terrible headache. One of the most common kinds of scans is performed on a pregnant woman, to check out the size and health of her fetus. This kind of scan is called an "ultrasound" or a "sonogram." These use sound waves to take a picture of the inside of a person's body. WORD FAMILYscan: scanned, scanner, scanning, scans, scansion+/scanner: scanners/scanning: scannings/scansion: scansions USAGE EXAMPLESMy patient completed his course of radiation and chemotherapy, and his subsequent scans showed no evidence of residual disease. Washington Post(Dec 29, 2016) A CT scan found a 15-centimeter tumor in his chest, so big it was pressing on his windpipe. New York Times(Jan 02, 2017) Soon after bringing her home, the then-7-year-old child scanned the night sky and asked, “What’s that?” Washington Times(Jan 02, 2017) 1 1v examine minutely or intensely the surgeon scanned the X-ray Hypo|Hyper glass scan (game in the forest) with binoculars examine, see observe, check out, and look over carefully or inspect 2v make a wide, sweeping search of The beams scanned the night sky Hyper search subject to a search 3v examine hastily She scanned the newspaper headlines while waiting for the taxi Syn|Hyper glance over, rake, run down, skim examine, see observe, check out, and look over carefully or inspect 4v read metrically scan verses Hyper declaim, recite recite in elocution 5v conform to a metrical pattern Hyper conform be similar, be in line with 6n the act of scanning; systematic examination of a prescribed region 2he made a thorough scan of the beach with his binoculars Hyper examination, scrutiny the act of examining something closely (as for mistakes) 1v move a light beam over; in electronics, to reproduce an image Hyper displace, move cause to move or shift into a new position or place, both in a concrete and in an abstract sense 2v obtain data from magnetic tapes Syn|Hypo|Hyper read misread read or interpret wrongly construe, interpret, see make sense of; assign a meaning to 3n an image produced by scanning he analyzed the brain scan Syn|Hyper CAT scan icon, ikon, image, picture a visual representation (of an object or scene or person or abstraction) produced on a surface |
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