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单词 θ19779
释义
the world > life > biology > physical aspects or shapes > shape > [noun] > tube or canal > with one end closed (2)
cul-de-sac1738

Anatomy. A vessel, tube, sac, etc. open only at one end, as the cæcum or ‘blind gut’; the closed extremity of such a vessel, etc.

caecum1753

With plural cæca: Any blind tube, or tube with one end closed. The intestinal caeca are two long blind tubes connected with the upper part of the…

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更新时间:2026/6/3 13:46:07