He called it the corpuscle of electric charge.

他称之为带点的颗粒。

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These very small particles are able to specifically recognize certain kinds of cells.

这些微小的小颗粒,可以识别特定种类的细胞

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These released particles can now go on and infect neighboring cells, they can travel in the bloodstream to infect cells at a distance and the virus spreads throughout a multicellular host.

这些释放出的病毒颗粒,可以继续感染邻近的细胞,它们可以随着血流去感染远距离的细胞,于是病毒可以在多细胞宿主体内全面扩散

耶鲁公开课 - 生物医学工程探索课程节选