| 单词 | 心包 |
| 释义 | 〔mesothelium〕The layer of flat cells of mesodermal origin that lines the embryonic body cavity and gives rise to the squamous cells of the peritoneum, pericardium, and pleura.间皮：起源于中胚层的扁平细胞层，衬于胚胎的原始体腔中，最终发育成腹膜、心包及胸膜的上皮细胞〔serosa〕A serous membrane, especially one that lines the pericardial, pleural, and peritoneal cavities, enclosing their contents.浆膜：指紧贴在心包腔、胸膜腔和腹膜腔内部以封闭其内容物的浆膜〔pericardium〕The membranous sac filled with serous fluid that encloses the heart and the roots of the aorta and other large blood vessels.心包：囊状膜层，其间充满了包围着绕心脏、大血管的根部和其它大血管的浆状液体〔coelom〕The cavity within the body of all animals higher than the coelenterates and certain primitive worms, formed by the splitting of the embryonic mesoderm into two layers. In mammals it forms the peritoneal, pleural, and pericardial cavities. Also called body cavity 体腔：高于腔肠动物和一些本源虫的所有动物体内的腔，由中胚层裂成两层形成。它形成哺乳动物的腹膜的、胸膜的和心包的腔 也作 body cavity |
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