Umbilical ducts
[医] 脐管, 卵黄管, 卵黄柄
🧩 词语组成解析
a. 脐带的, 脐的, 近脐的, 关系密切的\\n[医] 脐的
n. 通风管道；管道（duct的复数）
🗣️ 情景例句
With all that money, she ought to have people working for her.
有她这么多钱，她应该雇人替她工作才对。
When an opportunity is neglected,it never comes back to you.
机不可失，时不再来；机会一过，永不再来。
It was over 30 feet in length and had a 2,500-horsepower engine.
它的车身长30英尺，有一个2，500 马力的发动机。