stickleback
/ˈstɪklbæk/noun
1- 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。
1.1
- 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）。
词源
late Middle English: from Old English sticel 'thorn, sting' + bac 'back'.