Literature Reference: 月离于毕合滂沱，有时不雨何能测。—— 《偶然二首 一》 白居易 When the moon meets Bi, the rain pours down; sometimes it does not rain, who can predict it? Source from 'Occasional Poems' by Bai Juyi.
毕: Completion, accomplishment. Surname.
合: Gathering: United Strength. In perfect harmony without prior consultation.— "Guangdong Military Affairs Record"; When used as a personal name, it signifies unity, like-mindedness, and also conveys a sense of harmony.
Meaning: The conjunction of the moon and Bi symbolizes the mystery and changes of celestial phenomena.