单词	electronic signature
释义	electronic signatureˌelectronic ˈsignature noun [countable] Examples EXAMPLES FROM THE CORPUS When the disk is found to be free from a virus infection it is given an electronic signature code. a type of code that is used in an electronic document to prove who wrote it
随便看	pullback pull-down menu pullet pulley pulling power Pullman Pullman, Philip pull-on pull-out pullover pull tab pull-up pulmonary pulp Pulp Fiction pulpit pulpy pulsar pulsate pulsation pulse pulverization pulverize pulverized puma

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