This is purely that Martian material made from biopolymer and basalt fiber.

这纯粹是由生物聚合物和玄武岩纤维制成的火星材料。

We found this biopolymer inside crustacean shells called chitin that you can treat in a certain way to extract and actually make a bioplastic from those shells.

我们发现甲壳动物壳里的几丁质可以用适当的方法萃取，那最终就可以用这些贝壳做生物塑料。