shoulder surfing
noun/ˈʃəʊldə sɜːfɪŋ/
/ˈʃəʊldər sɜːrfɪŋ/
[uncountable] (informal)- the practice of watching a person who is getting money from a machine, filling out a form, etc., in order to find out their personal information
肩窥（窥视他人从提款机取款、填表等以了解其个人信息的做法） - The PIN numbers were obtained by shoulder surfing.
PIN 码是通过肩窥获得的。 - Learn how to spot shoulder surfing.
了解如何发现肩冲浪。
- The PIN numbers were obtained by shoulder surfing.