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
Have a nice stay.
希望你们住得愉快。
I'm not familiar with that part. Let me call someone who is more knowledgeable.
那部分我不熟悉，让我找专业人士来说明。
Could you help me please, girls? I want to put these things in the car.
姑娘们，能帮帮我吗？我想把这些东西放到车里面。