Precardinal veins
[医] 前主静脉(胚)
🧩 词语组成解析
[医] 前主静脉的(胚)
n. 纹理；静脉（vein的复数）
🗣️ 情景例句
I have to meet my wife.
我得去接我太太。
Pride goes before a fall.
骄者必败。
Start by making a list of all the types of books that you enjoy reading in Chinese.
首先列出一个清单，把你喜欢读的各类中文书都开列出来。