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long long-range radar

long
[英] [lɔŋ] [美] [lɔŋ, lɑŋ] 生词本

adj.

adv.

n.

vi.

  • 柯林斯高阶英汉双解学习词典

  • 英英释义

  • 行业释义

  • 词典例句

1. ADV-GRADED 长时间的；长久的；长期的 Long means a great amount of time or for a great amount of time. 

  • Repairs to the cable did not take too long...

    电缆的维修没有花太长的时间。

  • Have you known her parents long?...

    你认识她父母很长时间了吗？

  • I learned long ago to avoid these invitations...

    我很早就学会怎样躲开这种邀请了。

  • The expression for long is used to mean 'for a great amount of time'.长久地；长期地；很久地

    • 'Did you live there?' — 'Not for long.'...

      “你在那儿住过？”——“没住多久。”

    • Developing countries won't put up with the situation for much longer...

      这种状况发展中国家容忍不了多长时间了。

    • For too long there was a huge gap in the market.

      长久以来，市场有一块巨大的空白。

2. ADJ-GRADED （事件或时期）持续时间长的，花长时间的 A long event or period of time lasts for a great amount of time or takes a great amount of time. 

  • We had a long meeting with the attorney general...

    我们和检察总长开了一个长会。

  • She is planning a long holiday in Egypt and America...

    她计划去埃及和美国度长假。

  • They sat looking at each other for a long while...

    他们坐着对视了很长时间。

3. ADV-GRADED （多）长（时间） You use long to ask or talk about amounts of time. 

  • How long have you lived around here?...

    你住在这一带有多长时间了？

  • He has been on a diet for as long as any of his friends can remember...

    在朋友的记忆中，他一直都在节食。

  • She reflected no longer than a second before she decisively slit the envelope.

    她考虑了那么一瞬间就果决地撕开了信封。

  • Long is also an adjective.

    • How long is the usual stay in hospital?...

      住院通常要多长时间？

    • The average commuter journey there is five hours long.

      那里的通勤一族平均上下班要花5个小时。

  • Long is also a combining form.（亦可用于构词）

    • She'd just returned from a month-long visit to Egypt.

      她去了埃及一个月，刚刚回来。

4. ADJ-GRADED 篇幅长的 A long speech, book, film, or list contains a lot of information or a lot of items and takes a lot of time to listen to, read, watch, or deal with. 

  • He was making quite a long speech...

    他的讲话颇为冗长。

  • This is a long film, three hours and seven minutes.

    这部电影较长，有3小时7分钟。

5. ADJ-GRADED 超长的；过长的；拖长的 If you describe a period of time or work as long, you mean it lasts for more hours or days than is usual, or seems to last for more time than it actually does. 

  • Go to sleep. I've got a long day tomorrow...

    睡觉吧。我明天还得忙呢。

  • She was a TV reporter and worked long hours...

    她是个电视台记者，总是工作到很晚。

  • This has been the longest week of my life.

    这是我一辈子过的最长的一个星期。

6. ADJ-GRADED （记忆力）强的，好的 If someone has a long memory, they are able to remember things that happened far back in the past. 
7. ADV 始终；整个地 Long is used in expressions such as all year long ,the whole day long, and your whole life long to say and emphasize that something happens for the whole of a particular period of time. 

  • We played that record all night long...

    我们整晚都在放那张唱片。

  • Snow is sometimes found all summer long upon the highest peaks.

    有时候山峰上整个夏天都有积雪。

Noun

1. a comparatively long time;

  • "this won't take long"
  • "they haven't been gone long"
Verb

1. desire strongly or persistently

Adjective

1. primarily temporal sense; being or indicating a relatively great or greater than average duration or passage of time or a duration as specified;

  • "a long life"
  • "a long boring speech"
  • "a long time"
  • "a long friendship"
  • "a long game"
  • "long ago"
  • "an hour long"

2. primarily spatial sense; of relatively great or greater than average spatial extension or extension as specified;

  • "a long road"
  • "a long distance"
  • "contained many long words"
  • "ten miles long"

3. of relatively great height;

  • "a race of long gaunt men"- Sherwood Anderson
  • "looked out the long French windows"

4. holding securities or commodities in expectation of a rise in prices;

  • "is long on coffee"
  • "a long position in gold"

5. of speech sounds (especially vowels) of relatively long duration (as e.g. the English vowel sounds in `bate', `beat', `bite', `boat', `boot')

6. used of syllables that are unaccented or of relatively long duration

7. involving substantial risk;

  • "long odds"

8. (of memory) having greater than average range;

  • "a long memory especially for insults"
  • "a tenacious memory"

9. planning prudently for the future;

  • "large goals that required farsighted policies"
  • "took a long view of the geopolitical issues"

10. having or being more than normal or necessary:"long on brains";

  • "in long supply"
Adverb

1. for an extended time or at a distant time;

  • "a promotion long overdue"
  • "something long hoped for"
  • "his name has long been forgotten"
  • "talked all night long"
  • "how long will you be gone?"
  • "arrived long before he was expected"
  • "it is long after your bedtime"

2. for an extended distance

体育

  • 1.打出端线的
  • 2.打出发球线的

土木工程

<名>
  • 1.长期强度
  • 2.long-term strength
  • 3.长期刚度
  • 4.long-term stiffness

大气科学

<名>
  • 1.长期［天气］预报
  • 2.long-range ［weather］ forecast 未来一个月或更长时段的天气预报。
  • 3.长波槽
  • 4.long-wave trough 对流层中、上部西风带中, 波长约为5[KG*4]000—10[KG*4]000km的低槽。

水产

<名>
  • 1.远洋渔业
  • 2.distant fishery 在远离本国海岸或渔业基地的海域，利用公海或他国资源的渔业生产活动。
  • 3.枪乌贼类
  • 4.finned squids 枪乌贼科（Loliginidae拉）动物的总称，属头足纲、十腕目。

物理学

<名>
  • 1.长程密度
  • 2.long-range density
  • 3.长程连通性
  • 4.long-range connectivity
  • 5.长寿命粒子
  • 6.long-lived particle
  • 7.长程力
  • 8.long-range force
  • 9.长余辉磷光体
  • 10.long after-glow phosphor
  • 11.长程关联
  • 12.long-range correlation
  • 13.长程序
  • 14.long-range order, LRO

电力

<名>
  • 1.长枪冲洗工具
  • 2.long-gun washed tool
  • 3.长期允许油压
  • 4.long-run allowable oil pressure

计算机

  • 1.【修】长(整型)
1. A long vowel is a long sound as in the word "shoe".
长元音即如“shoe”一词中的长音。

来自《简明英汉词典》

2. He has been doing long-distance running exercise for a long time now.
他练长跑已经不少日子了。

来自《现代汉英综合大词典》

3. It's better to go back and make a net than to stand by the pond and long for fish.; Better return home and make a net than long for fish by the waterside.; It's better to go back and make a net than to covet the fish by merely staring into the water -- one should have a down-to-earth style of work to attain one's goal.; One should take practical steps to achieve one's aims.
临渊羡鱼，莫如退而结网。

来自《现代汉英综合大词典》

4. Long long ago, we knew the periodic motion of a planet.
很久以前，我们就知道行星的周期运动。

来自《简明英汉词典》

5. "As long as I am here, I won't let the child suffer," she said.
她说道， “只要有我在， 就不能让孩子受苦。”

来自《现代汉英综合大词典》

6. "Granny,quickly!""Never mind,my boy,it won't take long.”
“快点，老奶奶！”“不要紧，小伙子，用不了多长时间。”

来自《简明英汉词典》

7. "Long" is the antonym of "short".
“长”是“短”的反义词。

来自《简明英汉词典》

8. A bad leg ruled him off for long distance running.
他的腿痛使他不能参加长跑。

来自《简明英汉词典》

9. A child born in the far north is soon conditioned to the long cold dark winters.
出生在北部边远地区的孩子很快就习惯于那漫长、寒冷、阴暗的冬季。

来自《简明英汉词典》

10. A fever brought him to his long home.
一场热病把他送回了“老家”。

来自《现代汉英综合大词典》

11. A fortunate encounter brought the two friends together after a long separation.
两位老朋友长期分离这次才有幸相遇。

来自《现代汉英综合大词典》

12. A long drive like that could finish the car off.
这样长途驾驶会把汽车跑坏的。

来自《简明英汉词典》

13. A long illness made a skeleton out of him.
长期的卧病使他骨瘦如柴。

来自《现代英汉综合大词典》

14. A long period of worrying led to her nervous prostration.
长期的焦虑导致她的神经衰弱。

来自《现代英汉综合大词典》

15. A long placard bore the names of all the new recruits.
长长一张布告上写着全部新兵的名字。

来自《简明英汉词典》

16. A long row is very tiring.
长时间的划船是很累的。

来自《简明英汉词典》

17. A long tale gives a child fidgets.
太长的故事会使小孩子烦躁不安。

来自《现代汉英综合大词典》

18. A long train of men and horses passed by.
长长的一队人马开过去。

来自《简明英汉词典》

19. A long train sometimes needs two engines.
长的列车有时需要两个机车。

来自《简明英汉词典》

20. A long war devastated Europe.
长期的战争破坏了欧洲。

来自《现代英汉综合大词典》