The finger scan procedure USES an electronic scanner which doesn't contain any ink, liquid or chemical.

指纹扫描将使用电子扫描仪，不使用墨水，液体及化学药品。

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Test-day photographs will appear on the IELTS test Report Form; and the finger scan data will be used to confirm the identity of candidates when they return to the test venue for their speaking test.

考试当天拍摄的数码照片将打印在考生的雅思成绩单上，扫描的指纹数据将作为考生参加口试的身份认证。

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Multiple user names and passwords for different websites are stored by the computer, which fills them in automatically once the user's identity has been verified with a finger-scan.

电脑会把针对不同网站的多个用户名及密码存储起来，指纹扫描装置校验了用户的身份后，电脑马上自动把用户名、密码填进去。

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The combination of the finger-scan and the search code are then looked up in a central database, to ensure that they tally, before the transaction is approved.

ECONOMIST: Security

Szczesny has missed four matches since damaging the middle finger on his left hand but was given the all-clear following a scan last week.

BBC: Wojciech Szczesny

Participating passengers are asked to scan their passport photo page and have a print taken of their index finger.

CNN: Heathrow tests biometrics