Postcardinal veins
[医] 后主静脉(胚)
🧩 词语组成解析
[医] 后主静脉的
n. 纹理；静脉（vein的复数）
🗣️ 情景例句
who really needs to be wearing a tuxedo,
真正需要穿燕尾服的人，
Today English is the international language of business and trade.
如今英语是商务和贸易的国际性语言。
I was at the greengrocer's.
我在蔬菜水果店里。