| 释义 |
🔑railroadrail·road /ˈreɪlroʊd / noun [countable] the system of trains, the metal lines (tracks) that they run on, and the companies that own them铁路系统；铁路公司◆railroad tracks铁轨◆This town got a lot bigger after the railroad came in the 1860s.自从 19 世纪 60 年代通了火车之后，这个镇扩大了很多。 |