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N-COUNT
間隔;期間
A span is the period of time between two dates or events during which something exists, functions, or happens.
例句
The batteries had a life span of six hours...
這些電池的壽命為 6 小時。
Gradually the time span between sessions will increase.
會議之間的間隔將逐漸延長。
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N-COUNT
(注意力的)持續(xù)時間
Your concentration span or your attention span is the length of time you are able to concentrate on something or be interested in it.
例句
His ability to absorb information was astonishing, but his concentration span was short...
他吸收信息的能力令人吃驚，但是他的注意力持續(xù)時間很短。
Young children have a limited attention span and can't concentrate on one activity for very long.
小孩子的注意力持續(xù)時間十分有限，不能長時間地專注于一個活動。
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VERB
持續(xù);跨越;貫穿
If something spans a long period of time, it lasts throughout that period of time or relates to that whole period of time.
例句
His professional career spanned 16 years...
他的職業(yè)生涯持續(xù)了 16 年。
The film, spanning almost a quarter-century, tells the story of Henry Hill...
這部時間跨度將近四分之一世紀(jì)的影片講述的是亨利·希爾的故事。
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VERB
包括;遍及
If something spans a range of things, all those things are included in it.
例句
Bernstein's compositions spanned all aspects of music, from symphonies to musicals.
伯恩斯坦創(chuàng)作的樂曲涉及了從交響樂到音樂劇等音樂的各個方面。
...a remarkable man whose interests spanned almost every aspect of nature.
一個興趣廣泛、幾乎涉獵了自然學(xué)科所有領(lǐng)域的杰出男性
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N-COUNT
寬度;寬幅
The span of something that extends or is spread out sideways is the total width of it from one end to the other.
例句
It is a very pretty butterfly, with a 2 inch wing span...
這是一只非常美麗的蝴蝶，翼展 2 英寸。
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.
這也許是因為你并不曉得髖關(guān)節(jié)的位置，它不在腰部，而是位于腰部以下一手拃寬處。
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VERB
(橋等建筑物)橫跨，跨越
A bridge or other structure that spans something such as a river or a valley stretches right across it.
例句
Travellers get from one side to the other by walking across a footbridge that spans a little stream.
游客通過一座橫跨小溪的步行橋從一邊來到另一邊。
...the humped iron bridge spanning the railway...
橫越鐵路的鐵拱橋