Circulus callosus halleri
[医] 心纤维环
🧩 词语组成解析
[医] 环, 圈
🗣️ 情景例句
It's because I have a bad cold.
那是因为我患了重感冒。
I'm afraid you will be too tired
我怕你会太疲倦。
Can you read that.
看得清楚吗？