Cardinal veins
[医] 主静脉
🧩 词语组成解析
n. 纹理；静脉（vein的复数）
🗣️ 情景例句
I heard the professor of that class is very good.
我听说那个班的教授很好。
I'll let you know if anything comes up.
如果发生了什么事，我会让你知道。
Good morning, Mr Coal. I hear that you are one of the best detectives in the capital.
早上好，科尔先生。我听说你是首都最优秀的侦探之一。