夏说夏不离冬说冬不弃
[xià shuō xià bù lí dōng shuō dōng bù qì]
The phrase means 'Summer promises to never leave; Winter vows never to abandon.' This username signifies a commitment that endures through the highs and lows of life (like summer and winter). It conveys the depth of loyalty or steadfast love despite challenges.