你别闹啦他是我的你别闹啦她是我的
[nĭ bié nào la tā shì wŏ de nĭ bié nào la tā shì wŏ de]
This username conveys a playful yet possessive tone, implying the speaker is protecting someone they care about from others. It translates to: 'Stop causing trouble; he/she belongs to me.' The repetition emphasizes an urgency or insistence.