Definite ducts
[医] 直乳管
🧩 词语组成解析
n. 通风管道；管道（duct的复数）
🗣️ 情景例句
I don't care. I'm not fussed either way.
我不介意。我亦没有自寻烦恼。
Why are you frustrated?
你为什么失败？
From the shore line, out to a distance which may be anywhere from a few miles to a few hundred miles,
从海岸线向大海延伸几英里到几百英里的区域是大陆架慢坡，