Circulus umbilicalis
[医] 脐动脉丛
🧩 词语组成解析
[医] 环, 圈
🗣️ 情景例句
No thanks. Maybe some other time.
不用了，谢谢。也许下次吧。
I answer telephones and do some typing.
我接电话和打字。
My knee hurts, my foot hurts and my head too.
我的膝盖伤了，脚伤了，还有头。