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 erosion [ɪ'roʒən]   添加此单词到默认生词本
n. 腐蚀, 冲蚀, 侵蚀

[化] 磨耗; 侵蚀

[医] 寝室, 腐蚀, 糜烂


  1. The erosion of the coastline by the sea was ignored by people.
    海水对海岸的冲刷被人们忽视了。
  2. They had to face the steady erosion of the president's credibility.
    他们不得不面对总统的威信日渐丧失的局面。
  3. A closely woven mat of brush and poles used to protect an embankment, a dike, or a dam from erosion.
    （用以护堤、坝等的）柴排，沉排，沉床荆棘和杆子的密织席，用于保护堤、坝，使不受侵蚀


erosion
[ noun ]
  1. (geology) the mechanical process of wearing or grinding something down (as by particles washing over it)

    2. <noun.process>
  2. condition in which the earth's surface is worn away by the action of water and wind

    3. <noun.state>
  3. a gradual decline of something

    4. <noun.process>
    after the accounting scandal there was an erosion of confidence in the auditors
  4. erosion by chemical action

    5. <noun.process>


Erosion \E*ro"sion\, n. [L. erosio. See {Erode}.]
1. The act or operation of eroding or eating away.

2. The state of being eaten away; corrosion; canker.

3. The wearing away of the earth's surface by any natural
process. The chief agent of erosion is running water;
minor agents are glaciers, the wind, and waves breaking
against the coast.
[Webster 1913 Suppl.]

4. a gradual reduction or lessening as if by an erosive
force; as, erosion of political support due to scandal;
erosion of buying power by inflation. [fig.]
[PJC]

  1. The erosion of existing barriers to trade and investment in air services is likely to be accompanied by a major restructuring of the world airline industry.
  2. Industry experts also say erosion has occurred overseas, where U.S. companies are listed on foreign exchanges.
  3. That resentment partly explains the erosion of the Japanese political consensus. Nor are the economic arguments for legislation negligible.
  4. The sharp erosion of corporate credit quality in recent years eased in 1987, with most of the improvement coming in the industrial sector, according to Standard & Poor's Corp.
  5. Such price initiatives may blunt the erosion of BT's domestic base and slow Mercury's advance.
  6. The U.S. and Soviet teen-agers will help repair trails in the park, doing such things as clearing debris and countering erosion.
  7. He denied that this would amount to a further erosion of a suspect's right to silence. A procedure for agreeing non-contentious evidence in advance of the trial would also save time, he said.
  8. Most important, the erosion of the Eurocommunist parties reflects a failure to reconcile their ideological and international commitment with Westernization farreaching enough to garner a significant share of national power in democratic countries.
  9. The ratings concern said, "This large erosion of tangible equity capital has adversely affected debt-holder protection."
  10. Haiti's problems have made development agencies more sensitive to preventing or repairing deforestation and erosion in Nepal and other countries.
  11. "The cottage already had suffered severe erosion and had been leaning last spring, but the storm took the final toll," McKimmey said.
  12. But ousting him has come at a terribly high price: loss of life, destruction of the homes of thousands of Panamanians, weakening of principles of diplomatic immunity, erosion of U.S. prestige in Latin America.
  13. We've had an erosion of moral values, respect for authority.
  14. When erosion of planning controls has led to unprecedented oversupply, it may be suspect to assume that yields will remain inside their traditional range.
  15. Mr Walter Broadnax, deputy secretary-designate at the US Health Department, warned in a speech that 'only managerial and leadership changes can prevent further erosion in programme effectiveness'.
  16. NBC News and the Wall Street Journal said its nationwide survey completed Saturday night showed the vice president with a lead of 48 percent to 43 percent _ an erosion over two weeks ago.
  17. There is also opposition from bureaucrats, who fear erosion of their power, and many workers' collectives are worried about losing jobs under privatisation.
  18. But the erosion of their buying power abroad has driven more Americans to countries like Spain, Portugal, Greece and Turkey, where the dollar goes further, experts say.
  19. Last year, 792,300 acres of cropland were damaged by wind erosion, and another 4.9 million acres were labeled vulnerable.
  20. Many in the industry doubt that BP will be able to halt erosion of its market share for long.
  21. Supplies of many are now sufficient to offer for sale in a 1990 catalog, which says, "We invite you to join us in maintaining these crops." The genetic erosion in Southwest crops began around 1920, with the emergence of mechaniclal irrigation methods.
  22. "I am deeply concerned over the continuing erosion of our civil service capability," wrote James R. Thompson Jr., NASA's deputy administrator, in a letter to federal Budget Director Richard G. Darman.
  23. The unemployed also tend to live in a more cash-based world. M4's weak performance may be evidence of the continued damage caused by debt deflation, or the erosion of wealth by falling asset prices.
  24. The government said unemployment held steady in October at 5.7 percent, but job erosion continued among manufacturing and construction payrolls.
  25. Jay P. Stevens, an analyst with Dean Witter Reynolds Inc., said Digital's gross margins on product sales slipped from about 60% in fiscal 1988 to 57.5% in fiscal 1989, and he forecast further erosion to as low as 56% in fiscal 1990.
  26. The agricultural sector must also contribute to tackling problems such as water pollution, soil erosion and desertification.
  27. The company blamed fare erosion and said it would ask shareholders to agree to omit a dividend.
  28. "The wind erosion is important," said Sveinn Jakobsson, head of the geology department at the Icelandic Museum of Natural History. "This is a very stormy place." The assault of the elements is wearing Surtsey down, too.
  29. But already, the soldiers are surrendering in the battle to halt the erosion of J&B's sales.
  30. At least 50 trucks dumped dirt in the hole Tuesday as engineers tried to reinforce the collapsed wall to prevent further erosion.
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