Span.
美 [spæn]
英 [spæn]
- n.持续时间；范围；包括的种类；跨度
- v.持续；贯穿；包括（广大地区）；涵盖（多项内容）
- 网络加那利群岛；巴利亚里群岛
Span.
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1. | 持续时间the length of time that sth lasts or is able to continue |
I worked with him over a span of six years. 我和他共事达六年之久。 | |
The project must be completed within a specific time span . 这项工程必须在规定期限内完成。 | |
Small children have a short attention span . 幼儿注意力持续时间短。 |
2. | ~ (of sth) 范围；包括的种类a range or variety of sth |
Managers have a wide span of control. 经理的职权范围很大。 | |
These forests cover a broad span of latitudes. 这些森林绵延在多个纬度上。 |
3. | （桥或拱的）跨径，跨度，跨距the part of a bridge or an arch between one vertical support and another |
The bridge crosses the river in a single span. 河上的桥为单跨桥。 |
4. | 宽度；翼展the width of sth from one side to the other |
The kite has a span of 1.5 metres. 风筝宽 1.5 米。 |
1. | ~ sth 持续；贯穿to last all through a period of time or to cover the whole of it |
His acting career spanned 55 years. 他的演艺生涯长达 55 年。 | |
Family photos spanning five generations were stolen. 一家五代人的照片失窃了。 |
2. | ~ sth 包括（广大地区）；涵盖（多项内容）to include a large area or a lot of things |
The operation, which spanned nine countries, resulted in 200 arrests. 这次行动涉及九个国家，逮捕了 200 人。 |
3. | ~ sth 横跨；跨越to stretch right across sth, from one side to the other |
a series of bridges spanning the river 架在河上的一系列桥梁 |