| 单词 | iris scanning | 
| 释义 | > as lemmasiris scanning   iris scanning  n. The action or process of scanning the iris of a person's eye for identification purposes. ΚΠ 1994    IEEE Spectrum Feb. 22/2  				Iris scanning..can be done from a more comfortable distance. 1995    Internat. Jrnl. Retail & Distribution Managem. 		(Nexis)	 May 3  				The major advantage of the iris-scanning technique over retinal scanning is that it does not require the user to focus on a target, because the iris pattern is on the eye's surface. 2003    Independent 6 May  i. 4/8  				The G8 ministers endorsed a call by Britain for their nations to use biometric data—such as fingerprints and iris scanning—to prevent the forgery of travel documents and passports. < as lemmas | 
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