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UK [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)
  • Web跨距;一段时间;跨越
Plural Form:spans  Past Tense:spanned  Present Participle:spanning  
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n.
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。
v.
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
adj.

Sample Sentence

Definition:
Category:AllAll,OralOral,WrittenWritten,TitleTitle,TechnicalTechnical
Source:AllAll,DictionaryDictionary,WebWeb
Difficulty:AllAll,EasyEasy,MiddleMiddle,HardHard
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