Their tiny size and a nonstick coating made it easier for them to pass the tight matrix of the vitreous humour.

它们的微小尺寸和不粘涂层使它们更容易通过玻璃体液的紧密基质。

Researchers wanted to build tiny delivery vehicles they could drive to deliver cargo quickly to specific parts of the eye particularly through the dense jelly called the vitreous humour.

研究人员想要制造他们可以驾驶的微型运载工具，以将货物快速运送到眼睛的特定部位，特别是通过称为玻璃体液的致密胶质。