反射弧 Traditional form: 反射弧 Pinyin (reading): fǎnshèhú Definitions: reflex arc Characters: 反 - reverse, opposite; contrary, anti- 射 - to shoot, to eject, to emit 弧 - arc, crescent; wooden bow Traditional characters: 反 - reverse, opposite; contrary, anti- 射 - to shoot, to eject, to emit 弧 - arc, crescent; wooden bow