天: The sky, encompassing all things between heaven and earth, when used in a name, often symbolizes grand ambitions and aspirations, as well as a lifetime of unwavering integrity. This character represents the auspiciousness of pure yang and solitary excellence, capable of bestowing the profound utility of great endeavors and significant achievements.

沂: It metaphorically suggests that a person is intelligent from a young age, harbors grand aspirations, and assumes a position of talent and knowledge.