雷: Thunder and lightning, the roar of thunder. When used in personal names, it often depicts a person who is decisive, courageous, and ambitious.
明: Intelligent, radiant, and promising. When used in names, it often signifies hope, a brilliant mind, and a bright future in one's endeavors.
Meaning: Thunder symbolizes power and majesty, while brightness symbolizes light and wisdom, signifying mightiness like thunder and wisdom like light.