在这里面有一颗有硬壳的种子。

On the inside there's a seed with a hard shell.

youdao

我有一双很好的溜冰鞋，但是无论我把鞋带系得多么紧，我的脚踝还是在里面晃荡。

I have a good pair of skates, but no matter how tightly I lace them, my ankles wobble.

《柯林斯英汉双解大词典》

他有一根装着电极的管子，里面充满了氢原子。通过施加电压，他能够使气体发光。

He had a tube with electrodes potted in it filled with atomic hydrogen. And by applying a voltage, he was able to get the gas to glow.

youdao

Edited volumes with a number of smaller chapters in them on food and history and they're really very good.

里面有很多小节,是关于饮食与历史的,非常值得一读

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

So, I went to the library and I looked up Advances in Molten Salt Chemistry volume six because there's an article in there about the chemistry and electrochemistry of magnesium production.

所以我去了趟图书馆，查阅了,第六版的《高级熔融态盐化学》,因为那里面有一篇关于生产镁的,化学和电化学的文章。

麻省理工公开课 - 固态化学导论课程节选

These are setups of pieces on the chess board that have particular solutions. And they're very complex, and they have a kind of aesthetic form to them.

象棋有些设置是有专门的,解决方法的，很复杂，它们有一种美学在里面。

耶鲁公开课 - 1945年后的美国小说课程节选