Circulus willisii
[医] 大脑动脉环
🧩 词语组成解析
[医] 环, 圈
🗣️ 情景例句
Gates close at 5pm sharp.
大门 5 点正关闭。
Excuse me for bothering you.
打扰了！
The examination put a lot of stress on him.
那次考试给了他很大的压力。