What's the point of gung-gung?

1, gung group words: gung-da, gung-da, gung-da, gung-da, _ gung-da, gung-da, gung-ji, gung-da, gung-da, gung-da, gung-da, gung-da-da, gung-da-da, gung-da, gung-da-da, gung-da-

2. It means that the ice is born and the bird has covered its wings. The bird left, but Hou Ji spoke loudly. -"Poetry, Elegance and Living". Birthday, an auxiliary word, is a tone of praise.