peri·to·ne·um /ˌpɛrətṇˈiəm/
腹膜
peri·to·ne·um /ˌpɛrətṇˈɪəm/ 名詞
Per·i·to·ne·um n. Anat. The smooth serous membrane which lines the cavity of the abdomen, or the whole body cavity when there is no diaphragm, and, turning back, surrounds the viscera, forming a closed, or nearly closed, sac. [Written also peritonæum.]
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peritoneum
n : a transparent membrane that lines the abdominal cavity in
mammals and covers most of the viscera
[also: peritonea (pl)]