所以我捡起了贝壳，有些贝壳很大。

So I picked up the shells and some shells were big.

youdao

海洋不会变得酸性那么大以至于贝壳完全溶解掉，但是多余的酸意味着要产生这些贝壳将是很困难的，这会严重破坏海洋生态平 衡。

The sea would not become so acidic that shells would actually dissolve, but the extra acidity would mean making them was harder work, which might upset the oceanic ecosystem quite badly.

youdao

在大陆架上还能经常发现贝壳层，许多贝壳被压碎后堆积在一起，形成厚度不均的沉积层。

Is also often found on the continental shelf shell layer, and many shells were crushed after the stacked together to form the uneven thickness of the sediment layer.

youdao

You know, if I had like shells and peas here I could make some more money. What do I do?

要知道，如果我喜欢贝壳和豌豆的话,那么我可以赚更多的钱？

麻省理工公开课 - 计算机科学及编程导论课程节选

So all the jewellery that I have, like these cameos and this shirt especially, yeah, they are secondhands,

我所有的珠宝，像是这些浮雕贝壳和这件衬衣，它们都是二手货，

推荐古老店铺 - SpeakingMax英语口语达人

He takes the carcass; he slices it into two halves, Rather like a clamshell, and out of the top half he creates the firmament, the Heaven.

他提起死尸，将它劈成两半，就像掰开贝壳一样，用死尸的上半部分，他创造了苍穹，也就是天空。

耶鲁公开课 - 旧约导论课程节选