scannern.
英 'skænə | 美 'skænɚ
中文n. [计] 扫描仪；扫描器；光电子扫描装置
词根词源
scanner (n.)1550s, "person who examines critically," agent noun from scan (v.). From 1927 as a type of mechanical device, in mid-20c. use especially of radar and medical devices; later of computer accessories.
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