This tissue was composed of the layers of the various cells that make up the intestine -- including muscle cells and the cells that line the inside, known as epithelial cells.
这种组织由构成小肠的各种不同的细胞层组成，包括肌细胞和上皮细胞。
This tissue was composed of the layers of the various cells that make up the intestine -- including muscle cells and the cells that line the inside, known as epithelial cells.
这种组织由构成小肠的各种不同的细胞层组成，包括肌细胞和上皮细胞。
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