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
What are your weaknesses?
你的缺点是什么？
Why are you frustrated?
你为什么失败？
'I'm trying to repair the bell,' answered Bill.
“我想把这口钟修好，”比尔回答说。