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
We did?
我们忘了吗？
We'll have to check these rates against those charged by other suppliers.
我们必须核查一下由其他供应商提供的费率。
We've been anxious about you. We were expecting you back much earlier.
我们都为你们着急呢。都盼着你们早点儿回来。