a small fish with sharp spines along its back, able to live in both salt and fresh water and found in both Eurasia and North America 刺鱼
Family Gasterosteidae: several genera and species, including the common and widespread three-spined stickleback (Gasterosteus aculeatus) 刺鱼科:数属,数种,包括参见的分布广泛的三刺鱼(拉丁名Gasterosteus aculeatus)
语源
late Middle English: from Old English sticel 'thorn, sting' + bac 'back'