In access control apopular form of knowledge test for access control. A password is a string of alphanumeric data or a phrase that must be entered int o a system to gain access to a physical area or a resource.是什么意思_In access control apopular form of knowledge test for access control. A password is a string of alphanumeric data or a phrase that must be entered int o a system to gain access to a physical area or a resource.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句