Common cardinal veins
[醫(yī)] 總主靜脈(胚)
?? 詞語組成解析
common
['kɑm?n]
adj. 普通的;通俗的;[數(shù)學]公共的;共有的;
n. [法律]（對土地、水域的）共有權(quán);公共用地;普通;平民;
n. 紋理；靜脈（vein的復數(shù)）
??? 情景例句
Although we hadn't met for 25 years, I recognized him the minute I saw him.
盡管我們有25年未見面了，我一看見他就認出來了。
One wrong thought may cause a lifelong regret.
一念之錯可鑄終生之恨。
That's the doorbell, said Ann's mother. They're here!
“門鈴響了，”安的母親說。“他們來啦！”