Travellers get from one side to the other by walking across a footbridge that spans a little stream.

旅游者通过一座横跨小溪的人行桥从一边走到另一边。

From end to end, the Milky Way's starry disk, observable with the naked eye and through optical telescopes, spans 120,000 light-years.

从一端到另一端，银河系布满星星的圆盘横跨12万光年，可以用肉眼和光学望远镜观察到。

Architecting spans many disciplines.

软件架构跨越很多学科。

The dialog utility spans the two worlds.

dialog 实用程序跨越两个世界。

This sound spectrum spans about ten octaves.

这个声谱约有十个八度的跨度。