Monorail
n. 单轨铁路\\n[化] 单轨梁
📖 牛津释义
monorail
n[U, C]
railway system in which trains travel along a track consisting of a single rail, usu placed high above the ground 单轨, 单轨铁路（通常指高架的）.
🗣️ 情景例句
Do have some more, there's plenty left.
多吃一点，还有很多呢！
I will go to the sportsfield.
我将去运动场。
That doesn't sound like modern printing.
这听起来不象是现代印刷术呀。