Tricia: Those are sea urchins . We'll 3 pass on those.

翠西雅: 是海胆,那个就免了.

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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.

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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.

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Shrimp may soon be given disease - fighting genes taken from sea urchins.

不久也许可以给虾配上从海胆提取的抗病基因.

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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.

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Sea urchins can also be used by scientists to detect toxic chemicals.

海胆还可以用于探测有毒化学成分.

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Scientists have long used sea urchins to study fertilization and early development in humans.

科学家们一直用海胆来研究受精卵和人类早期形态.

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The same sea urchins , sea urchins but the two places a qualitatively different.

同是海胆, 但是两地的海胆却有着质的不同.

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For instance, it appears the ancestor of brainless starfish and sea urchins had a brain.

例如, 无脑海星和海胆的祖先似乎曾有大脑.

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