1 N-COUNT 间隔;期间 A span is the period of time between two dates or events during which something exists, functions, or happens. 间隔;期间
SYN period, term, duration, course
2 N-COUNT (注意力的)持续时间 Your concentration span or your attention span is the length of time you are able to concentrate on something or be interested in it. (注意力的)持续时间
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His ability to absorb information was astonishing, but his concentration span was short.
他吸收信息的能力令人吃惊，但是他的注意力持续时间很短。
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Young children have a limited attention span and can't concentrate on one activity for very long.
小孩子的注意力持续时间十分有限，不能长时间地专注于一个活动。
3 VERB [no passive] 持续;跨越;贯穿 If something spans a long period of time, it lasts throughout that period of time or relates to that whole period of time. 持续;跨越;贯穿
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His professional career spanned 16 years. [VERB noun]
他的职业生涯持续了 16 年。
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The film, spanning almost a quarter-century, tells the story of Henry Hill. [VERB noun]
这部时间跨度将近四分之一世纪的影片讲述的是亨利·希尔的故事。
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Lining a corridor is a wall of photographs spanning his rugby days.
走廊的一面墙上贴满了他橄榄球生涯里各个时期的照片。
4 VERB [no passive] 包括;遍及 If something spans a range of things, all those things are included in it. 包括;遍及
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Bernstein's compositions spanned all aspects of music, from symphonies to musicals. [VERB noun]
伯恩斯坦创作的乐曲涉及了从交响乐到音乐剧等音乐的各个方面。
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...a remarkable man whose interests spanned almost every aspect of nature. [VERB noun]
一个兴趣广泛、几乎涉猎了自然学科所有领域的杰出男性
SYN extend over, cover, encompass, last
5 N-COUNT 宽度;宽幅 The span of something that extends or is spread out sideways is the total width of it from one end to the other. 宽度;宽幅
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It is a very pretty butterfly, with a 2 inch wing span.
这是一只非常美丽的蝴蝶，翼展 2 英寸。
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It may be that you are unaware of where your hip joint is; it is not at the waist but a good hand span below it.
这也许是因为你并不晓得髋关节的位置，它不在腰部，而是位于腰部以下一手拃宽处。
SYN extent, reach, spread, length
6 VERB (桥等建筑物)横跨，跨越 A bridge or other structure that spans something such as a river or a valley stretches right across it. (桥等建筑物)横跨，跨越
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Travellers get from one side to the other by walking across a footbridge that spans a little stream. [VERB noun]
游客通过一座横跨小溪的步行桥从一边来到另一边。
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...the humped iron bridge spanning the railway. [VERB noun]
横越铁路的铁拱桥
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Architects tell their clients that floors can span 100 metres without any visible means of support. [VERB noun]
建筑师告诉他们的客户，在没有任何有形支撑物的情况下，楼板可以延伸 100 米。
SYN extend across, cross, bridge, cover
7 See also: spick and span
| Word Partnership | Use span with: |
| N. | life span, time span 1 attention span 2 span years 3 |
| ADJ. | brief span 1 short span 1 5 |
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