Common cardinal veins
[医] 总主静脉(胚)
🧩 词语组成解析
common
['kɑmən]
adj. 普通的;通俗的;[数学]公共的;共有的;
n. [法律]（对土地、水域的）共有权;公共用地;普通;平民;
n. 纹理；静脉（vein的复数）
🗣️ 情景例句
You will try to find the dog's owner.
你们会尽力去找寻狗的主人吧。
I'm going to use three pounds.
我要用三磅。
While we were having breakfast, our little boy, Tommy, found two small coins on the floor.
正当我们吃早饭时，我们的小男孩汤米在地上找到两枚小硬币。