urchins怎么读，urchins的音标和真人发音
urchins是什么意思，urchins的意思是
n.顽童( urchin的名词复数 )；淘气鬼；<主英><动>猬；<动>海胆
urchins 的用法和双语例句“点击”或“选中”例句中的单词，就可以看到词义解释
- One of the few animals that use tools , sea otters use rocks to smash open prey such as sea urchins or abalone .
- 海獭是能够使用工具的少数动物之一，它会用石头击开猎物，如海胆或鲍鱼。
- There are starfish , sea urchins , sea lilies , brittle stars , sea cucumbers , sea daisies and others .
- 在那有海星，海胆类，海百合类，蛇尾类，海参类，海雏菊类等。
- Large numbers of grazing sea urchins reduced the abundance of crustose coralline algae , a species of algae that produce calcium carbonate , the basic building material of ocean reefs , researchers found .
- 研究人员发现，大规模放牧海胆可减少壳状珊瑚藻的分布量，由这种珊瑚藻产生的碳酸钙是海洋生物礁的基本组成物质。
- 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。
- 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。
- The gold nanoparticles , shaped like sea urchins , put into the leaves of bacopa caroliniana plants cause chlorophyll to produce the reddish luminescence .
- 形似海胆的金纳米颗粒植入虎耳的叶子中是叶绿素发出一种微红色冷光。
- Sea urchins , which devour the kelp , have reached pest proportions in the area , because they prefer warmer water and because their natural predator , rock lobsters , have been overfished .
- 海胆，以吞噬海藻为生，在该地区已经猖獗成为害虫，因为它们更喜欢较温暖的水，因为它们的天敌龙虾被过度捕捞。
- In california , where sardines , mackerel and tuna were once the staples of the fishing industry , three of the five most valuable catches are no longer fish but squid , crabs and sea urchins .
- 在加利福尼亚，沙丁鱼、鲭鱼和金枪鱼曾经是它的主要渔业产品，现在其三分之二最值钱的捕获物已不再是鱼，而是乌贼、螃蟹和海胆。
- Reaching 5 feet ( 1.5 meters ) long , wolffish have conspicuous dentition suited to a diet of hard-shelled mollusks , crabs , and sea urchins .
- 体长最多可达5英尺（1.5米）的狼鱼有着明显的齿系以适应由裹着硬壳的软体动物，蟹类以及海胆组成的食谱。
- The perfectly preserved skeletons of shellfish , sea urchins and bigger sea predators belong to an entire ecosystem that emerged in the wake of a huge extinction that almost wiped all life off the face of the planet .
- 保存完好的贝类化石、海胆化石以及更大海洋食肉动物的化石都属于地球灭绝之后形成的的一个完整的生态体系，这次灭绝几乎使地球上所有生物都消失