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
Oh, you poor little thing.
哦，可怜的小东西。
Money is the key that opens all doors.
金钱是打开一切门户的钥匙。
He's gone to England with his family. He won't be back until January.
他和家人一起回英国了。要到元月份才回来。