如果大海里没有鱼就像我失去了你
[rú guŏ dà hăi lĭ méi yŏu yú jiù xiàng wŏ shī qù le nĭ]
This username conveys the deep sorrow of losing someone dear. It implies that life (symbolized by the sea) feels empty without a special person, similar to how a sea without fish would feel barren.