1 N-VAR [oft with poss] 长度；距离 The length of something is the amount that it measures from one end to the other along the longest side. 长度；距离
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It is about a metre in length.
它长约1米。
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...the length of the fish. [+ of]
鱼的身长
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The plane had a wing span of 34ft and a length of 22ft. [+ of]
这架飞机的翼展长34英尺，机身长22英尺。
SYN distance, reach, measure, extent
2 N-VAR [oft with poss] （文章等的）篇幅 The length of something such as a piece of writing is the amount of writing that is contained in it. （文章等的）篇幅
3 N-VAR [oft with poss] （持续）时间的长短 The length of an event, activity, or situation is the period of time from beginning to end for which something lasts or during which something happens. （持续）时间的长短
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The exact length of each period may vary. [+ of]
每一阶段的确切时长可能会有所不同。
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His film, over two hours in length, is a subtle study of family life.
他这部片长逾两个小时的电影对家庭生活进行了巧妙的剖析。
SYN duration, term, period, space
4 N-COUNT （绳、布、木头等的）一段，一节，一截 A length of rope, cloth, wood, or other material is a piece of it that is intended to be used for a particular purpose or that exists in a particular situation. （绳、布、木头等的）一段，一节，一截
SYN piece, measure, section, segment
5 N-UNCOUNT （与短相对的）长 The length of something is its quality of being long. （与短相对的）长
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Many have been surprised at the length of time it has taken him to make up his mind. [+ of]
他居然花了那么长时间才拿定主意，许多人都对此感到吃惊。
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I noticed, too, the length of her fingers. [+ of]
我也注意到她的手指很长。
SYN lengthiness, extent, elongation, wordiness
6 N-COUNT （游泳池的）池长 If you swim a length in a swimming pool, you swim the distance from one end to the other. （游泳池的）池长
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I swim 40 lengths a day.
我每天游20个来回。
7 N-COUNT （赛艇中的）艇位；（赛马中的）马位，马身长度 In boat racing or horse racing, a length is the distance from the front to the back of the boat or horse. You can talk about one boat or horse being one or more lengths in front of or behind another. （赛艇中的）艇位；（赛马中的）马位，马身长度
8 N-SING 全程；全长 If something happens or exists along the length of something, it happens or exists for the whole way along it. 全程；全长
10 PHRASE 终究；终归；最终 If someone does something at length, they do it after a long period of time. 终究；终归；最终 [literary] [literary]
SYN at last, finally, eventually, in time
11 PHRASE 长久地；详尽地 If someone does something at length, they do it for a long time or in great detail. 长久地；详尽地
12 PHRASE 不遗余力；竭尽全力；千方百计 If you say that someone goes to great lengths to achieve something, you mean that they try very hard and perhaps do extreme things in order to achieve it. 不遗余力；竭尽全力；千方百计
13 at arm's length→see: arm the length and breadth of→see: breadth
| Word Partnership | Use length with: |
| ADJ. | average length, entire length 1 2 3 4 |
| N. | length and width 1 5 length of your stay, length of time, length of treatment 3 5 |
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