1.Now, scientists say they've found the first animal example of this behavior in a common fish, the nine-spined stickleback.
目前科学家们说他们第一次在普通的九叶穿柳鱼身上找到了动物的这种行为。
2.The solution of collagen-PVA was wet spined with the sodium sulfate as coagulant and collagen-PVA composite fibers were prepared.
在此基础上，以硫酸钠为凝固剂，对胶原-PVA共混溶液进行湿法纺丝，制备了胶原-PVA复合纤维。
3.Rows of large spines cover giant-spined sea stars off the coast of California.
图为在加利福尼亚海边的成行的大型脊骨海星。
4.The pedals spined a little too fast in the hardest gear.
在最高速档位踏板旋转得有些太快。