你身边出现了另一个人
[nĭ shēn biān chū xiàn le lìng yī gè rén]
This screen name implies the feeling or awareness of someone else entering one's life space. There's a connotation of a significant change in the status quo or daily routine due to this new individual. It reflects feelings like surprise, disturbance, or new beginning. The tone can be either positive or neutral.