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单词库 \ 英汉词典 \

spanned是什么意思

spanned

英[spænd] 美[spænd]

adj. （细胞或微生物的培养）生活期有限的；

相关单词 inspanned

柯林斯高阶英汉双解学习词典释义

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.
例句
The batteries had a life span of six hours... 这些电池的寿命为 6 小时。 Gradually the time span between sessions will increase. 会议之间的间隔将逐渐延长。
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.
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惊，但是他的注意力持续时间很短。 Young children have a limited attention span and can't concentrate on one activity for very long. 小孩子的注意力持续时间十分有限，不能长时间地专注于一个活动。
VERB

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.
例句
His professional career spanned 16 years... 他的职业生涯持续了 16 年。 The film, spanning almost a quarter-century, tells the story of Henry Hill... 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。
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. 伯恩斯坦创作的乐曲涉及了从交响乐到音乐剧等音乐的各个方面。 ...a remarkable man whose interests spanned almost every aspect of nature. 一个兴趣广泛、几乎涉猎了自然学科所有领域的杰出男性
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.
例句
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。 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。
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.
例句
Travellers get from one side to the other by walking across a footbridge that spans a little stream. 游客通过一座横跨小溪的步行桥从一边来到另一边。 ...the humped iron bridge spanning the railway... 横越铁路的铁拱桥

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