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
How many people are there in your family?
你家里有几口人？
Who is the chief of sate of this nation?
谁是这国家的领袖？
I was proud that we had come across something that was completely unknown and valuable and,
让我感到自豪的是，我们在无意中发现了不为世人所知的、有价值的东西，