The kite has a span of 1.5 metres.

风筝宽1.5米。

I worked with him over a span of six years.

我和他共事达六年之久。

The bridge had a span of 60 meters.

桥的跨度是60米。

The bridge has a span of 100 metres.

这座桥跨度为一百米。

For example, annotations might be attached to a span of text in a document.

例如，注释可能被附加到文档中的一段文本上。