- Length is a measurement of how long something is in time or space. You can measure the length of a table or the length of a movie.
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- n. 长度，长
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1. The river is 300 miles in length.
这条河长 300 英里。
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2. Did you see the length of his hair?
你看见他头发有多长吗？
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3. Each class is 45 minutes in length.
每一节课为 45 分钟。
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4. Her novels vary in length.
她的小说篇幅长短不一。
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5. shoulder-length hair
长及肩的头发
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6. He swims 50 lengths a day.
他每天游 50 个游泳池那么长的距离。
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7. a length of rope，a length of string
一根绳子╱细线
- length (n.) Old English lengðu "property of being long or extended in one direction; distance along a line," from Proto-Germanic *langitho, abstract noun from *langaz "long" (root of Old English lang; see long (adj.)) + *-itho, abstract noun suffix (see -th (2)). Cognate with Old Norse lengd, Old Frisian lengethe, Dutch lengte.
length ★ / leŋθ ; NAmE leŋθ / noun size/measurement 大小；度量 1 ★ [uncountable , countable ] the size or measurement of sth from one end to the other 长；长度 ◆ This room is twice the length of the kitchen. 这个房间的长度是厨房的两倍。 ◆ The river is 300 miles in length. 这条河长 300 英里。 ◆ The snake usually reaches a length of 100 cm. 蛇一般长达 100 厘米。 ◆ He ran the entire length of the beach (= from one end to the other). 他从海滩一头跑到另一头。 ◆ Did you see the length of his hair? 你看见他头发有多长吗？ ☞compare breadth (1 ) , width (1 ) time 时间 2 ★ [uncountable , countable ] the amount of time that sth lasts （持续）时间的长短 ◆ We discussed shortening the length of the course. 我们就缩短这门课程的时间进行了讨论。 ◆ He was disgusted at the length of timehe had to wait. 他非常讨厌要等那么长时间。 ◆ She got a headache if she had to read for any length of time (= for a long time). 她读书时间长了就头疼。 ◆ Size of pension depends partly on length of service with the company. 退休金的多少部份取决于为公司服务时间的长短。 ◆ Each class is 45 minutes in length. 每一节课为 45 分钟。 of book/movie 书；电影 3 ★ [uncountable , countable ] the amount of writing in a book, or a document, etc; the amount of time that a film/movie lasts （书或文件等的）篇幅；（电影的）片长 ◆ Her novels vary in length. 她的小说篇幅长短不一。 -length …长度 4 ( in adjectives 构成形容词 ) having the lengthmentioned 有…长度的 ◆ shoulder-length hair 长及肩的头发 ☞see also full-length , knee-length of swimming pool 游泳池 5 [countable ] the distance from one end of a swimming pool to the other 游泳池长度（一端至另一端的距离） ◆ He swims 50 lengths a day. 他每天游 50 个游泳池那么长的距离。 ☞compare width (3 ) in race 赛跑 6 [countable ] the size of a horse or boat from one end to the other, when it is used to measure the distance between two horses or boats taking part in a race （马或船的）自身长度 ◆ The horse won by two clear lengths. 那匹马以整整领先两个马身的优势获胜。 long thin piece 细长的段 7 [countable ] a long thin piece of sth 细长的一段（或一节、一根等） ◆ a length of rope/string/wire 一根绳子╱细线╱金属线 ☞see also long adj. IDIOMS at ˈlength | at… length 1 for a long time and in detail 长时间；详尽地 ◆ He quoted at length from the report. 他大段大段地引用报告中的话。 ◆ We have already discussed this matter at great length. 我们已经十分详尽地讨论了这个问题。 2 ( literary) after a long time 经过一段长时间以后；最后 ◆ ‘I'm still not sure,’ he said at length. “我还是没把握。”他最后说道。 go to any, some, great, etc. ˈlengths (to do sth) to put a lot of effort into doing sth, especially when this seems extreme 竭尽全力；不遗余力 ◆ She goes to extraordinary lengths to keep her private life private. 她竭尽全力让自己的私生活不受干扰。 the length and ˈbreadth of… in or to all parts of a place 到处；处处；各地 ◆ They have travelled the length and breadth of Europe giving concerts. 他们为举行音乐会走遍了欧洲各地。 ☞more at arm n. length lengths length / leŋθ ; NAmE leŋθ /
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