您要查找的是不是：
- spiny sea urchins 长刺的球海胆
- A fine, sharp projection, as a spine of a sea urchin or a crystal. 针状物精细尖锐的突出物，如海胆的脊椎骨或水晶球
- A sea urchin of the genus Echinus. 海胆一种海胆属的海胆
- Echinus:a sea urchin of the genus Echinus. 海胆:一种海胆属的海胆.
- Add sea urchin on top of the taglierini. 即置海胆于意大利面上。
- The photo shows the scene of harvesting sea urchin. 图为海胆收获的场景。
- A nontoxic dye highlights water currents surrounding sea urchins (Astropyga sp.) off Vancouver Island, British Columbia. These small, spiny echinoderms are found in oceans all over the world. 意译：海胆类：在自然界模式。一个无毒的染料高光点水流周围的海胆类离开温哥华岛，不列颠哥伦比亚。这些小的，多刺的棘皮动物在全世界海洋能找到。
- "Humans and sea urchins have a common ancestor," Weinstock said. “人类与海胆有着共同的祖先。”
- The hard outer shell of sea urchins are commonly called tests. 海胆的坚硬外壳通常被称为甲壳。
- Prise open the shell to sea urchins, sea urchin eggs is delicious. 将海胆的外壳撬开后，就是美味的海胆卵。
- He compares sea urchins to rabbits and other grazers found on land. 把海胆与兔子和其它陆生食草动物作个比较。
- A fine.sharp projection,as a spine of a sea urchin or a crystal. 针状物精细尖锐的突出物，如海胆的脊椎骨或水晶球
- A fine,sharp projection,as a spine of a sea urchin or a crystal. 针状物精细尖锐的突出物，如海胆的脊椎骨或水晶球。
- But missing among the sea urchin genes are some genes found in flies and worms. 但是海胆缺失了在苍蝇和蠕虫中发现的基因。
- Among echinoderms, sea urchins and sea cucumbers are locally popular. 棘皮动物中球海胆和海参在某些地区很受欢迎。
- Thaw the fish roe, sea urchin, and Artemia nauplii in a separate bowl. 将鱼籽，海胆和丰年虾分别放在碗里。
- Only three parts per million can kill sea urchin embryos, for example. 废水处理不能完全清除其最常用的成分三氯生，而它对海洋生物有毒。
- Sea urchin tests are periodically found on the beaches of northeast Florida. 在佛罗里达东北部海岸偶尔能发现海胆的外壳。
- sea urchin having a heart-shaped body in a rigid spiny shell. 有心形身体的海胆，壳硬而多刺。
- He allowed these "enucleated" eggs to be fertilized by sperm from sea urchins of the genus Echinus. 他让这些“无核”的卵跟海胆属的海胆的精子受精。
