"My relationship" refers to the romantic partnership or connection that the speaker is in. Is loving" emphasizes the presence of affection, care, and love within the relationship, suggesting that these emotions are a fundamental part of their connection.
"Committed" signifies that both partners are dedicated to each other and their relationship, implying a strong sense of loyalty and devotion.
"And long-lasting" suggests that the relationship has endured and is expected to continue for a significant period of time, emphasizing its stability and permanence. In essence, this statement proudly communicates the qualities of love, commitment, and longevity within the speaker's relationship, indicating a strong and enduring bond with their partner.