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
I've heard the weather here is ideal, just like spring most of year.
我听说这儿的天气很理想，四季如春。
Not quite.
不完全如此。
Hold on please. I'm sorry.
请别挂断。很抱歉。