你是我彼此遇见的后会无期
[nĭ shì wŏ bĭ cĭ yù jiàn de hòu huì wú qī]
This username, "You Are The Encounter Which Has No Future Reunion With Me", suggests a bittersweet goodbye where a significant meeting with someone will have no foreseeable reunion, often used after an impactful yet temporary encounter.