Theca vertebralis
[医] 硬脊膜
🧩 词语组成解析
n. 囊, 膜, 鞘\\n[医] 膜, 鞘
🗣️ 情景例句
Now, I appreciate your offer,
因此， 我感激你的提议。
All men are mortal.
人孰无死。
I love travelling in the country, but I don't like losing my way.
我喜欢在乡间旅行，但却不愿意迷路。