你是我冬日里的暖阳我是你冬日里的暖阳
[nĭ shì wŏ dōng rì lĭ de nuăn yáng wŏ shì nĭ dōng rì lĭ de nuăn yáng]
This nickname plays on the mutual warmth between two people, expressing the deep emotional connection and support they give to each other. Like warm sunlight in cold winters, this person finds the same level of comfort and care in their partner.