火环 Traditional form: 火環 Pinyin (reading): Huǒhuán Definitions: Ring of Fire (circum-Pacific seismic belt) Characters: 火 - fire, flame; to burn; anger, rage 环 - bracelet, ring; to surround, to loop Traditional characters: 火 - fire, flame; to burn; anger, rage 環 - bracelet, ring; to surround, to loop