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urchins ˈɜ:tʃɪnz COCA³³⁵¹¹BNC³⁰⁴⁷³Economist⁴¹³⁰³⁺² 基本例句 n.顽童urchin的名词复数;淘气鬼;主英;动猬;动海胆原型urchin的复数 The bright red color of a fire urchin warns predators that its spines are poisonous. Sea otters are the major predators of sea urchins. 火海胆鲜红的颜色警告捕食者它的刺有毒。海獭是海胆的主要捕食者。 yeeyan Afterward, the seas became far more complex with mobile creatures such as snails, urchins and crabs. 此后,海洋生物逐渐丰富起来,海洋里生长着大量移游生物,比如腹足类、海胆类和蟹类。 yeeyan An orthodontist's dream, an Atlantic wolffish displays the hardware it uses to crush mollusks, shellfish, and sea urchins. 牙齿矫正医师的梦想,太平洋狼鱼炫耀着它用以收拾软体动物,贝壳和海胆的装备。 yeeyan Bottom-dwelling creatures like mussels, brittle stars and sea urchins have not developed any defenses. 类似贻贝、海蛇尾和海胆这样生活在海底的生物尚未演化出任何防御能力。 yeeyan Experiments show that the struggle by copepods, snails, sea urchins and brittlestars to balance the changing pH inside their bodies impairs their ability to reproduce and grow. 实验证明,桡脚类动物,腹足纲动物,海胆和海蛇尾在平衡平衡体内 pH值的过程中所作的努力会损伤它们繁殖与生长的能力。 yeeyan Fish pick at the urchins, which feed on bits of algae. 鱼类吃海胆,海胆以小块的藻类为食。 yeeyan Green sea urchins, chitons, and sea stars cluster in a tidal pool off Alaska’s Aleutian Islands. 绿色海胆、石鳖和海星簇居在阿拉斯加阿留申群岛的潮汐池里。 yeeyan Here, red sea urchins carpet a kelp forest off British Columbia. 照片中红色海胆覆盖了大不列颠哥伦比亚海岸的海藻群。 yeeyan I found a few sea urchins and a star fish, Lettered Olives my favorite seashells, Florida Augers , Van Hyning’s Cockle and even two perfect sand dollar skeletons. 我找到了一些海胆和海星,字码榧螺我最爱的海贝、弗罗里达螺、范海宁扇贝,还有两个完美的沙海胆骨架。 yeeyan No corals, no sea urchins and no who-knows-what- elsewould be bad news indeed for the sea. 海绵、海胆以及其他那些为人所知的生物的消失对海洋来说可不是好消息。 ecocn No corals, no sea urchins and no who-knows- what- else would be bad news indeed for the sea. 没有珊瑚、没有海胆、没有其他未知的无论什么生物对海洋来说的确都是坏消息。 ecocn One reason is their diet: They eat only starfish and sometimes sea urchins, and they reportedly prefer to eat them alive. 原因之一是它们的饮食:它们只能吃到海星有时是海胆,据报道它们喜欢吃活的。 yeeyan Restoring balance between predator and prey, once overfished snapper eat sea urchins that had nearly denuded the reefs at Goat Island reserve in New Zealand. 重建扑食者和被捕食者的平衡,一次鲷鱼过度捕食海胆差点使新西兰公羊岛自然保护区的礁石完全裸露。 yeeyan Sea otters are the major predators of sea urchins. 海獭是海胆的主要捕食者。 yeeyan Sea urchins are perhaps best known for their armor of spines. But their mouths may be even more daunting— urchin teeth can literally chew through stone without getting dull. 也许关于海胆,人们知道得最多的是它们的棘刺盔甲。但是,它们的口器可能更令人望而生畏——毫不夸张地说,海胆的牙齿可以把岩石咬碎,却永远不会变钝。 yeeyan Sea urchins and sea stars are close relatives. 海胆和海星是近亲。 yeeyan Sea urchins brandish their spines on the seafloor near the Channel Islands. 海胆在海峡群岛附近的海底挥舞着它们的棘突。 yeeyan Sea urchins brandish their spines on the seafloor near the Channel Islands. Scientists recently discovered that the eyeless invertebrates “ see” by detecting light with their spines. 海胆在海峡群岛附近的海底挥舞着它们的棘突。科学家最近发现这些没有眼睛的无脊椎动物可以用它们的刺上的探测光来看东西。 yeeyan The spines of the omnivorous pencil-spined urchin extend outward from its body. There are some700 species of sea urchins worldwide. 这个铅笔状的杂食性海胆的刺从它们的身体里伸出来。全世界有700多种海胆。 yeeyan There are some700 species of sea urchins worldwide. 全世界有700多种海胆。 yeeyan They dive and surface and float around on their backs with their little paws poking up out of the water, munching sea urchins or thinking about munching sea urchins. 他们不时钻入水面,又露出来,四脚朝天漂浮在水面上,嘴里嚼着海胆或者只是想着在嚼海胆。 ecocn This promiscuity is widespread, and has been seen in sperm from more than 30 species, from sea urchins to honey bees to humans. 这种混乱局面普遍存在,在30多个物种的精子中都发现有这种情况,从海胆到蜜蜂再到人类。 ecocn Thus the near extinction of sea otters in the northern Pacific led to a proliferation of sea urchins, which then laid waste an entire kelp forest that had hitherto sustained its own ecosystem. 所以说,北太平北部几近灭绝的海懒导致了海胆的疯长,海胆的排泄物又导致了一整片海藻森林形成,至今仍保持其自己的生态系统。 iciba Visually arresting, hazardous to swimmers, and— to some cultures— delicious, sea urchins are also revealing new information to the scientists who study them. 形象醒目,对游泳者来说有点危险,但对有些文化来说却非常美味,海胆也为研究他们的科学家们提供了一些新信息。 yeeyan When it hits the seabed, a web of ice spreads killing sea urchins and starfish. 当冰柱接触到海底时,便会逐渐形成一张“冰网”,冻结这片海底的所有海胆和海星。 huanqiu Urchins feed on algae and invertebrates— a recent study found that the sound of their teeth scraping on reefs can cause a rise in ocean noise. 海胆以海藻和无脊椎动物为食——一项近期的研究发现它们牙齿磨礁石发出的声音会增加海洋的噪音。 yeeyan |