n.指纹识别
Institutions from banks to pawnshops are fingerprinting to authenticate transactions. 从银行到当铺，都在使用指纹识别对交易进行验证。
Though once only commonplace in legal situations, fingerprinting is being used more in commerce. 尽管以前指纹识别主要是用在司法领域，但现在它越来越多地用在商业中。
