单词	scanner
释义	scanner noun scan·​ner ˈska-nər  : one that scans: such as a : a device for sensing recorded data (as in a bar code) a supermarket scanner b : a radio receiver that sequentially scans a range of frequencies for a signal c : a device that scans an image (such as a photograph) or document (such as a page of text) especially for use or storage on a computer d : a medical device for scanning a living body to collect diagnostic information see ct scanner Example Sentences a price scanner at a supermarket Recent Examples on the Web The inexpensive tiny chip is inserted under an animal’s skin and can be read through a handheld scanner using a radio frequency that reveals the pet’s information. Martin E. Comas, orlandosentinel.com, 30 Mar. 2022 The circular code was tested in a Cincinnati grocery store in 1972, made possible by the development of a laser scanner, but the pattern was too unwieldy to reproduce on a large scale. Vince Guerrieri, Popular Mechanics, 17 Feb. 2022 Then the batch of ballots would be handed off to a scanner, where votes would be tabulated. Erin Cox, Washington Post, 10 Aug. 2022 But Apple built a dedicated document scanner into the Notes app. Chris Smith, BGR, 22 Mar. 2022 There’s no need for a barcode or holding a scanner. Sean Mcdonnell, cleveland, 3 Aug. 2022 After searching the inmates’ bodies at gunpoint, deputies zip-tied their hands and escorted them in groups, naked and barefoot, through long hallways with dirty floors for another search using a body scanner. Alene Tchekmedyianstaff Writer, Los Angeles Times, 29 July 2022 Lida Xing, a paleontologist and associate professor at the China University of Geosciences, told USA TODAY by email his team confirmed the discovery on Saturday by using a 3D scanner. Scott Gleeson, USA TODAY, 20 July 2022 Xing's team confirmed the discovery on Saturday using a 3D scanner. Jessie Yeung And Yong Xiong, CNN, 18 July 2022 See More Word History First Known Use 1556, in the meaning defined above Phrases Containing scanner CAT scanner CT scanner CAT scanner CT scanner Kids Definition scanner noun scan·​ner ˈska-nər  : a device that converts a printed image (as text or a photograph) into a form a computer can display or alter Medical Definition scanner noun scan·​ner ˈskan-ər  : a device (as a CT scanner) for making scans of a living body
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