electronic footprint

剑桥词典

something electronic , such as sending an email , using a credit card , etc., that shows where you have been and what you have been doing
電子痕跡（指發送電子郵件、使用信用卡等畱下的記錄）
Every website you visit leaves an electronic footprint of your surfing habits . 你所訪問的每個網站都會畱下你瀏覽習慣的電子痕跡。 返回 electronic footprint