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
He doesn't have any family with him.
他没有家人和他在一起。
We are living a meaningful life.
我们过着有意义的生活。
It was my aunt Lucy.
是我姑母露西打来的。