M2蛋白获得重点关注。离子通道M2蛋白突出于病毒表面，当病毒进入细胞内后通知病毒。

Most attention has focused on the M2 protein, an ion channel that protrudes from the virus's surface and tells it when it is inside a cell.

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目前，最常见纳米通道的研究是通过在硅表面钻了一个洞的硅纳米孔。

Currently, the most commonly studied nanochannel is a silicon nanopore, made by drilling a hole through a silicon membrane.

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纤维在肺的小通道里定居和覆盖于它的表面。

The fibers become lodged in its small passageways and in the surface of its lining.

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The one that's on the top here is called ligand-gated ion channel and an ion channel is a protein that sits in the surface of a cell.

最上面的这个叫作配体门控离子通道,离子通道是一类位于细胞表面的蛋白

耶鲁公开课 - 生物医学工程探索课程节选