英语语法分析

Most cells other than blood cells live within a fibrous extracellular matrix.

血细胞以外的大多数细胞都生活在纤维细胞外基质里。

Researchers long thought that it was just another component of the extracellular slime that surrounds all cells.

研究人员长期认为它是另一种粘液细胞外的组成部分来包裹着粘液细胞。

A molecule (usually a protein) that spans a cell membrane and "receives" extracellular signals and transmits them into the cell.

横跨细胞膜的分子(通常是蛋白质)，接受细胞外信号并传导入细胞内。