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 unusable   添加此单词到默认生词本
[计] 不可用的



    unusable
    [ adj ]
    not capable of being used
    <adj.all>


    1. The home theatre, normally the launch pad, has been rendered unusable by the current re-building programme, so the company set off instead with a month-long sojourn at Sadler's Wells Theatre - its first-ever in London. This is a splendid venture.
    2. The weakness of investment may have exacerbated the mismatch between what UK industry can produce and the composition of demand, so that even capacity which has not been scrapped is, in effect, unusable.
    3. You may have to repeat the process several times, and you get a lot of waste from unusable materials.' In metal production today, the slow cooling process also encourages the separation of metal alloys.
    4. A potential problem of the reserve is its quantities of "sour" crude, which contains high sulfur content that makes the oil unusable in many U.S. refineries.
    5. Under the bill, relief approved last year for farmers hurt by rain and flooding in 1986 would be extended to winter wheat producers unable to plant this year because their fields remain unusable.
    6. The finance department said the vault is taxable unless it is rendered unusable by a wire mesh screen or sheetrock partition with an opening no larger than three feet by three feet.
    7. The New York Public Library has said 70 percent of the books printed in this century will be unusable by the year 2000.
    8. Among the more serious cases: _A backup system for pumping water to cool one of the Savannah River nuclear reactors may have been unusable for the past five years because of missing wiring.
    9. The land will still be a death-trap, unusable to local populations. And mine clearance operations will still be dangerous, expensive and time-consuming, since it must be assumed that every mine is still armed.
    10. The airlift is part of a program coordinated by the United Nations to save 100,000 southern Sudanese from starvation by stocking food throughout the region before the annual rains, which begin this month and will make roads and airstrips unusable.
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