Literature Reference: The virtue of succession emerges with thunder, and the response to heaven transmits sainthood. Source from 'Jiaomiao Lyrics: Music of the Great Shun Dance in the Ancestral Temple'.
应: Through and through, with prompt response. In names, it implies the natural flow and inevitable outcome as one would rightly expect.
干:
Meaning: Responding to heaven's mandate and transmitting sainthood symbolize wisdom and leadership.