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 like to snack between meals
正餐间我爱吃点零食。
When the well is full, it will run over.
井水满了要溢出。
Even if two of these were flooded, she would still be able to float.
即使有两个舱进水，仍可漂浮的水面上。