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length

美音:[leŋkθ ]点这儿播放单词美音发声
英音:[leŋkθ ]点这儿播放单词英音发声
n.长度,长,时间的长短,音长

难易程度:

length为小学词汇   词频:1195

词根

long=long(长的)

近义词, 同义词

相关词

distance  extent  measure  reach  span  stretch  breadth  width    

length


/leŋθ; lɛŋθ/
n
1 [U] measurement or extent from end to end 长度; 长
*a river
300 miles in length 长300英里的河
* This room is twice the length of the other, but much narrower. 这个房间的长度是那个房间的两倍, 但窄得多.
* a book the length of (ie as long as) `War and Peace' 像《战争与和平》篇幅那样长的书
* He jogged the length of the beach. 他沿海滩慢跑了一段距离. =>App 5,
11 见附录5、11. =>illus at dimension 见dimension插图.
2 [U] amount of time occupied by sth 某事所用的时间
*You spend a ridiculous length of time in the bath. 你洗澡用那么长时间, 真不像话.
* Size of pension depends on length of service with the company. 养老金的多少取决于为公司服务年限的长短.
* a speech, symphony, ceremony, etc of considerable length 相当长的演说、交响曲、仪式等.
3 [C] extent of a thing used as a unit of measurement 作量度单位用之物的长度
*This car will turn in its own length. 这种汽车可以在自身长度范围内掉头.
* The horse/boat won the race by two lengths, ie by a distance equal to twice its own length. 那马[船]以两个自首至尾的距离领先赢得该场比赛.
4 [C] piece (of sth) (某物的)一段
*timber sold in lengths of 5,
10 or
20 metres 圆木分别以5、10或20米三种长度规格出售
* I need a length of wire or string to tie it with. 我需要一根铁丝或绳子来捆它.
* a `dress length, ie a piece of cloth long enough to make a dress 一块连衣裙料.
5 (idm 习语) at arm's length => arm1. at length
(a) (fml 文) after a long time; eventually; at last 经过一段长时间之後; 终于; 最後
*At length the bus arrived, forty minutes late. 公共汽车终于来了, 晚了四十分钟.
(b) taking a long time; in great detail; fully 长时间地; 详尽地; 充分地
*discuss sth at some, great, excessive, etc length 比较、极为、过分等详细地讨论某事
* He went on at tedious length about his favourite hobby. 他仍不厌其详地讲他的业余爱好. (at) full length => full. go to any, some, great, etc `lengths (to do sth) be prepared to do anything, something, a lot, etc (to achieve sth) (为达到某目的)不顾一切, 不遗余力
*They went to absurd lengths to keep the affair secret. 他们为了保密无所不用其极.
* There are no lengths to which an addict will not go to obtain his drug. 瘾君子为了得到毒品什么事都做得出来.
* She even went to the length of driving me home. 她甚至不嫌麻烦开车把我送回家. keep sb at arm's length => arm1. the length and breadth of sth in or to all parts of sth 处处; 到处
*travel the length and breadth of the British Isles 走遍不列颠群岛. measure one's length => measure1.

length


n
1【size】
2【time】
3【books/films etc】
4 run/stretch/walk etc the (full) length of something
5 shoulder-length/knee-length etc
6 go to some/great/any lengths (to do something)
7 at (some/great etc) length
8 the length and breadth of the area/country/land etc
9【piece】
10【in races】
11【swimming】
[Language: Old English;Origin: lengthu, from lang; LONG1]
【SIZE】 [U and C]
the measurement of how long something is from one end to the other
breadth, width width
 We measured the length and width of the living room.
a length of 1 metre/2 feet etc
 Some fish can grow to a length of four feet.
2 feet/10 metres etc in length
 The hotel pool is 15 metres in length.
 You'll need several pieces of string of different lengths.
【TIME】 [U and C]
the amount of time that you spend doing something or that something continues
durationlength of
 Your pension will depend on your length of employment.
 What's the average length of stay in hospital?
(not) for any length of time
(=not for very long)
 He wasn't left alone for any length of time.
【BOOKS/FILMS ETC】 [U and C]
the amount of writing in a book, or the amount of time that a film, play etc continues
length of
 We had to cut the length of the book by one third.
of this length
 Films of this length (=as long as this) are pretty unusual.
run/stretch/walk etc the (full) length of sth
to go or move from one end to the other of something
 The wall ran the full length of the garden.
 They walked the length of the pier.
shoulder-length/knee-length etc
reaching down as far as your shoulders etc
 shoulder-length hair
 an ankle-length dress
go to some/great/any lengths (to do sth)
to try very hard or to do whatever is necessary to achieve something that is important to you
 He went to great lengths to keep their name out of the papers.
 Bella would go to any lengths to fulfil her ambition.
at (some/great etc) length
a) if you talk at length about something, you talk about it for a long time
speak/talk etc at length
 The young people spoke at length about their experiences.
 We've already discussed the subject at great length.
b)literary after a long time
 'I don't agree,' she said at length.
the length and breadth of the area/country/land etc
in or through every part of a large area
 The police searched the length and breadth of the country.
【PIECE】[C]
a piece of something long and thin
a length of rope/pipe/wire etc
【IN RACES】[C]
the measurement of a horse, boat etc from one end to the other - used when saying how far the horse, boat etc is ahead of another
by a/one/two etc lengths
 The horse won by three lengths.
【SWIMMING】[C]
the distance from one end of a swimming pool to the other
do/swim a length
 She does at least 20 lengths a day.
hold sth at arm's lengthatarm1 (8), keep/hold sb at arm's lengthatarm1 (9), full-length1
1. Each week a computer totals the average length of your calls; if it is under 14 minutes, you're in trouble.
    每周,电脑会累计你所接听电话的平均长度;如果不到14分钟,你就有麻烦了。

2. We discussed the matter at full length.
    我们详细地讨论了这件事。

3. The problem will be discussed at length in subsequent chapters.
    这个问题将在后面几章详细讨论。

4. The metre is a unit of length.
    米是长度单位.

5. The village seemed deserted, the only sign of life being an ugly-looking black goat on a short length of rope tied to a tree in a field nearby.
    村里似乎无人居住,唯一的生命迹象是附近田里一只面目可憎的黑山羊,用一截短绳拴在一棵树上。

6. The fish are not sharks or killer whales, but favourite eating varieties like cod and skate which grow to unnatural sizes, sometimes as much as twelve feet in length.
    这些鱼并不是鲨鱼或逆戟鲸,而是深受人们喜爱的食用鱼品种,如鳕鱼和鳐鱼,只不过它们长得出奇地大,有时长达12英尺。

7. He has had the length of the wings increased so that they now measure 93 feet-almost as long as those of a Dakota.
    他把机翼的长度增加到九十三英尺,几乎与 Dakota 飞机的机翼差不多长。

8. He sought the advice of the astronomer Sosigenes, who suggested that the true length of the year be adopted as 365 1/4 days.
    他去请教天文学家索尼西斯的意见。索尼西斯建议一年的真实长度应采用365.25天。

9. A wave length (the horizontal distance between two wave crests),
    波长(两个浪峰间的水平距离)

10. And a period (which is the time it takes a wave crest to travel one wave length).
    和周期(海峰走过一个波长所需的时间)。

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