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
There's a possibility that he'll get promoted.
她大概会获得提拔。
The chance to enter the college came and he took it.
有一个上大学的机会，他抓住了这个机会。
She looked at it critically for a moment.
她认真的看了好一会儿。