Main line
[计] 干线, 主线
📖 牛津释义
main line
principal railway line between two places （铁路的）干线, 主线
the main line from London to Coventry 从伦敦到考文垂的铁路干线
[attrib 作定语]
a ,main-line `train, `station 铁路干线列车、 车站.
🧩 词语组成解析
main
[meɪn]
adj. 主要的，最重要的;全力的;
n. 最主要的部分，重点;主要管道;体力;[航海]公海;
line
[laɪn]
n. 线条;排;行列;界线;
vt. 排队;用线标出;沿…排列成行;给…安衬里;
vi. 形成一层;排队;击出平直球;
🗣️ 情景例句
There are so many things to consider.
是有许多事情要考虑。
He seldom came to see his wife, did he?
她不来看他妻子，是这样吗？
No, more, about 130 years ago. Most of the slave owners were rich farmers who lived in the south. They wanted to keep their slaves.
不，还要早，大约130年前。大多数奴隶主都是住在南方的富有的农场主。他们想保留自己的奴隶。