太陽耀斑 tàiyángyàobān solar flare Origin Definitions Defs Strokes Stroke Words Sentences Sents 太阳 太陽 tàiyang noun sun the sun; sunshine; sunlight耀斑 yàobān noun solar flare a sudden and intense brightening of a small region on the surface of the sun, often causing magnetic storms, auroras, and radio interference on Earth