underpass

['ʌndpɑ:s]

n.地下通道, 高架桥下通道或路段

例句与用法:

Is that why they're constructing so many underpasses, overpasses and highways?

那就是他们建这么多天桥、地下通道和公路的原因吗?

详细释义:

n.

【美】地下通道, 下穿交叉道