Epithelial wall
[医] 上皮壁
🧩 词语组成解析
epithelial
[ˌepɪ'θi:lɪrl]
adj. 上皮的，皮膜的;
🗣️ 情景例句
I'm sure everything is fine.
我确信一切都很好。
Life is full of ups and downs.
人生沉浮多。
that a series of deep soundings was obtained in the Atlantic and the first samples were collected by dredging the bottom.
才在大西洋测得一个个海水深度，同时通过挖掘海底，取得了研究海底的首批样品。