Iris recognition is an automated method of biometric identification that uses mathematical pattern-recognition techniques on video images of the irides of an
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日本語
虹彩とは、
瞳孔のまわりの色のついた部分。その上を覆う
角膜は透明なので見えない。
Google+ Improves on Facebook
By DAVID POGUE
Google+, Google's social network, has easy-to-use privacy controls and allows video chats with as many as 10 people.
improve on
Make beneficial additions or changes to, as in The company is trying to improve on the previous model. [Late 1600s]
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