spanning

动词 span:

1. to cover or extend over an area or time period
   同义词：cross, traverse, span, sweep

1. Lying across or over; spanning.
   跨过横过或跃过; 横跨
2. It has a span of4260 feet. The bridge is so long that the shape of the earth had to be taken into account by its designer.
   桥的跨度有4,260英尺。桥梁很长，所以它的设计师不得不考虑地球的形状。
3. The arch has a span of 60 metres.
   那个拱的跨度为60米。
4. A similar spanning frame supporting a group of railway signals over several tracks.
   跨轨信号架一种类似的跨距架，跨越多条轨道并安装了许多铁路信号