sunfish

n large sea fish that is almost round, like a ball 太阳鱼（海中的一种大鱼, 体圆如球）.

sun-roof, sun-tan, sun-tanned, sun-trap, sun-up, sun-worship, sun-worshipper, sunbathe, sunbeam, sunburn, sunburned, sunburnt, sundae, Sunday, Sunday school, sunder, sundial, sundown, sundowner, sundries, sundry, sunflower, sung, sunk, sunken, sunless, sunlight, sunlit, sunnily, sunniness, sunny, sunny-side up, sunrise, sunset, sunshade, sunshine, sunspot, sunstroke, sunup, sup, super,