Circulus zinnii
[医] 秦氏环, 视神经血管环
🧩 词语组成解析
[医] 环, 圈
🗣️ 情景例句
Chileren should learn about the great accomplishments of their nation.
孩子们应该了解自己国家的伟大成就。
You've no ideas how much work there is.
你想象不到工作量有多大。
Let's not waste our time.
咱们别浪费时间了。