Raphe anococcygea
[医] 肛尾缝
🧩 词语组成解析
[医] 缝[际], 种脊(植)
🗣️ 情景例句
There's a phone number --
这有电话号码，
Is that a book?
那是一本书吗？
I'm worried that something has happened to her.
我担心她出了什么意外。