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 know,
你知道的，
Till we meet again.
后会有期。
A burst of activity associated with the laying of submarine cables soon confirmed the Challenger's observation that many parts of the ocean were two to three miles deep,
海洋中很多地方可深达两三英里，