据美国《大众科学》杂志1月14日报道，美国研究人员日前利聚乙二醇在无毒塑料基质上成功培育出毛细血管，并且可以控制细胞在塑料凝胶中的生长方向。
Researchers from Rice University and Baylor College of Medicine grew a system of and capillaries on a nontoxic plastic matrix. They were able to control where cells grew in their plastic gel.
橙色的塑料盒里装的是凝胶电泳，这是一种根据大小为dna测序的仪器。
And the orange plastic thing runs gel electrophoresis, a way to sort DNA strands by size.
一口大小的方块被涂上一层凝胶以减少弄碎的机会，冻干的食物被装在特制的塑料盒内，以利于重组。
Bite-sized cubes were coated with gelatin to reduce crumbling, and the freeze-dried foods were encased in a special plastic container to make reconstituting easier.
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