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
How do you want your hot dogs?
你的热狗想要什么调料？
Do you know what's on tonight?
你知道今天上演什么？
but each year, the dogs are still sent out into the snow whenever a traveller is in difficulty.
但每年还要派狗到雪山地里去帮助那些遇到困难的旅游者，