Cardinal vein
主静脉
🧩 词语组成解析
vein
[ven]
n. 静脉;[地]矿脉，岩脉;[植]叶脉;气质，倾向;
v. 使有脉络;使有纹理;象脉络般分布于;
🗣️ 情景例句
Hi.
你好！
Money often unmakes the men who make it.
为富不仁。
At that time he had two helpers.
那时他有两个帮手。