Theca cordis
[医] 心包
🧩 词语组成解析
n. 囊, 膜, 鞘\\n[医] 膜, 鞘
adj. 心脏的
🗣️ 情景例句
Yes, Linda.
是的，Linda。
I don't know the exact date.
我不知道确切的日子。
In fact, I was a bit frightened and didn't know what we should do.
事实上我有点害怕，不知道我们该怎么办。