Umbilical veins
[医] 脐静脉, 尿囊静脉
🧩 词语组成解析
a. 脐带的, 脐的, 近脐的, 关系密切的\\n[医] 脐的
n. 纹理；静脉（vein的复数）
🗣️ 情景例句
My first grandchild.
我的第一个孙子。
You were late again this morning. I think you had better start being on time.
你早晨又迟到了，我想你最好开始守时。[托福]
Busmen have decided to go on strike next week.
公共汽车司机决定下星期罢工。