main line
noun [ C ] uk/ˌmeɪn ˈlaɪn/ us/ˌmeɪn ˈlaɪn/
（铁路的）干线
an important railway route between large towns or cities
the main line between New York and Philadelphia 连接纽约和费城的铁路干线
| 词汇 | main line |
| 类别 | 英译汉、英汉双解翻译词典 |
| 释义 | main line noun [ C ] uk/ˌmeɪn ˈlaɪn/ us/ˌmeɪn ˈlaɪn/ （铁路的）干线 an important railway route between large towns or cities the main line between New York and Philadelphia 连接纽约和费城的铁路干线 |
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