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 obsolete ['ɑbsə`lit]   添加此单词到默认生词本
a. 荒废的, 成废物的, 陈旧的, 老式的

n. 废词, 废物

[医] 陈旧的, 废弃的




    obsolete
    [ adj ]
    no longer in use
    <adj.all>
    obsolete words


    Obsolete \Ob"so*lete\, v. i.
    To become obsolete; to go out of use. [R.] --Fitzed. Hall.


    Obsolete \Ob"so*lete\, a. [L. obsoletus, p. p. of obsolescere.
    See {Obsolescent}.]
    1. No longer in use; gone into disuse; disused; neglected;
    as, an obsolete word; an obsolete statute; -- applied
    chiefly to words, writings, or observances.

    2. (Biol.) Not very distinct; obscure; rudimental;
    imperfectly developed; abortive.

    Syn: Ancient; antiquated; old-fashioned; antique; old;
    disused; neglected. See {Ancient}.

    1. The airlines say the air-traffic control system is obsolete and understaffed.
    2. By the beginning of the 20th century, the development of modern skis made the Saint Bernard's snow-trampling skills obsolete.
    3. Many obsolete older buildings may never see another tenant, as they cannot compete with a plethora of new ones. Go east of Potters Bar or the A23, however, and such excesses disappear.
    4. Yet while TDF1 opponents call the satellite obsolete, supporters portray it as the key to the future.
    5. Since then, air traffic has soared past the FAA's feeble efforts to rebuild the controller force and replace obsolete computers and radar systems.
    6. Manhattan's South Street Seaport was a frenetic commercial center in the 19th century but fell victim to technological leaps in moving goods that made its wharves and merchants obsolete.
    7. When Reagan announced his program in 1983, he proposed that it should be aimed at making nuclear weapons obsolete.
    8. But these figures are obsolete because many have fled, most of them Americans of Arab or Asian extraction.
    9. "The provision for excess and obsolete inventory is a conservative action we took to reflect a possible risk associated with slower sales."
    10. Beginning May 1, the company would add at least three years to each worker's age and tenure and five years for those workers whose jobs are considered obsolete, said AT&T spokesmkan Burke Stinson.
    11. Delaware allows poison pills without shareholder consent, its anti-takeover law makes obsolete many provisions of the SEC's tender-offer regulations, and it allows dual-voting stock (as do almost all state incorporation laws).
    12. Reagan promoted the project as a way of rendering nuclear weapons obsolete, but the Bush administration has abandoned the idea of erecting an impenetrable antimissile shield.
    13. The measure also allows for broadcasts to use all-digital technology, such as that being developed in the U.S. Even for European firms that invested heavily in D2-MAC and the more advanced HDMAC, these analog systems could become rapidly obsolete.
    14. The chairman of the House Armed Services Committee says Congress should consider halting the Air Force program to upgrade the problem-plagued B-1B bomber because the new plane will be obsolete.
    15. The Navy calls the A-12 its top priority in weapons development. The aircraft, dubbed the Avenger after the World War II fighter, is supposed to replace the A-6 Intruder, a carrier-based attack plane that the Navy says is growing obsolete.
    16. The SLA is armed with obsolete Israeli tanks, artillery and other weaponry, much of it captured from the Arabs.
    17. History books already need updating to reflect last week's stunning events in East Germany, and academics and their students watch as each day's headlines make the previous day's reading assignment obsolete.
    18. As for the Council on Foreign Relations, Mr. Robertson has said it believes that "nationhood per se is obsolete."
    19. The obsolete East German flag hanging below it was tattered by night's end.
    20. For example, one of our properties in St. Petersburg, Fla., was an obsolete office building.
    21. Much more conventionally, "Cuff Links" (Harry N. Abrams, 112 pages, $35) by Susan Jonas and Marilyn Nissenson shows high design sensibility at work in a small and almost obsolete field.
    22. The business cycle was obsolete.
    23. It's been decades since efficient diesel locomotives made steam power obsolete on U.S. railroads, but steam engines have survived on short lines hauling tourists.
    24. But China's market is still too small to make such projects viable, and technology changes so fast that Chinese-style marathon negotiation render models obsolete by the time a manufacturing agreement is reached.
    25. Baker and Shevardnadze concluded that proposed limits on U.S. and Soviet troops had become obsolete.
    26. They are becoming obsolete.
    27. This is, as you have pointed out, obsolete technology and BT is prevented by government regulations from replacing this metal based network by fibre optics for its domestic customers.
    28. The team's first device, developed during what they later called a "magic month" during 1947, was an innovation that made vacuum tubes obsolete and the electronic age possible.
    29. The study found that one in four of the nation's 88,021 public school buildings need maintenance or major repairs, are overcrowded or obsolete, present environmental hazards or have multiple problems.
    30. "Our standard costs are obsolete.
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