Eternod's sinus
[医] 埃特诺氏窦(绒膜与卵黄囊之间的血管袢)
🧩 词语组成解析
n. 窦, 静脉窦, 凹陷处
🗣️ 情景例句
It's not easy being away from home.
离家独闯不容易。
When did you buy the car?
你什么时候买的车？
or make some spiteful remark about the friends' parents.
或者讲些小朋友家长的坏话。