hilum マイ単語帳に追加

臍

(anatomy) a depression or fissure where vessels or nerves or ducts enter a bodily organ.

血管や神経や管が組織に入るくぼみあるいは亀裂。

臍

the scar on certain seeds marking its point of attachment to the funicle.

珠柄る特定の種の瘢痕。