Circulus callosus halleri
[医] 心纤维环
🧩 词语组成解析
[医] 环, 圈
🗣️ 情景例句
The rainy season lasted until July.
雨季一直持续到7月。
It is our permanent principle that contracts are honored and commercial integrity is maintained.
重合同、守信用是我们的一贯原则。
Was that the 21st?
21号吗？