你的左手边现在站着谁
[nĭ de zuŏ shŏu biān xiàn zài zhàn zhe shéi]
It can roughly translate to 'who stands beside you on your left'? The choice of 'left side' does not specifically signify much, but generally speaking, standing beside someone might imply friendship, partnership, or proximity in affection. This nickname could stem from curiosity or envy towards another person or the partner they lost, showing the owner’s lingering affectionate thoughts towards the significant other.