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  1. decay

    • IPA[dɪˈkeɪ]

    英式

    • v.
      (of organic matter) rot or decompose through the action of bacteria and fungi;cause to rot or decompose
    • n.
      the state or process of rotting or decomposition;rotten matter or tissue
    • noun: decay, plural noun: decays

    • verb: decay, 3rd person present: decays, gerund or present participle: decaying, past tense: decayed, past participle: decayed

    • 釋義
    • 相關詞
    • v.
      動詞
    • 1. (of organic matter) rot or decompose through the action of bacteria and fungi:

      the body had begun to decay

    • 2. cause to rot or decompose:

      the fungus will decay soft timber

    • 3. fall into disrepair; deteriorate:

      facilities decay when money is not spent on refurbishment

    • 4. decline in quality, power, or vigour:

      the moral authority of the party was decaying

    • 5. (of a radioactive substance, particle, etc.) undergo change to a different form by emitting radiation:

      the trapped radiocarbon begins to decay at a known rate

      the W-particle then decays into an electron and a neutrino

    • 6. (of a physical quantity) undergo a gradual decrease:

      the time taken for the current to decay to zero

    • n.
      名詞
    • 1. the state or process of rotting or decomposition:

      hardwood is more resistant to decay than softwood

      bacterial decay

    • 2. rotten matter or tissue:

      fluoride heals small spots of decay

    • 3. structural or physical deterioration:

      the old barn rapidly fell into decay

    • 4. the process of declining in quality, power, or vigour:

      the problems of urban decay

    • 5. the change of a radioactive substance, particle, etc. into another by the emission of radiation:

      the gas radon is produced by the decay of uranium in rocks and soil

      he developed a detector for decays of carbon-14

    • 6. gradual decrease in the magnitude of a physical quantity:

      the required time constant for current decay is 1 ms

    • adj. having rotted or decomposed:

    • decayed animal and plant matter

      decayed teeth

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    • adj. having rotted or decomposed:

    • decayed animal and plant matter

      decayed teeth

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    • n. radioactive decay in which an electron is emitted.

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    • n. decay of the outer surface of a tooth as a result of bacterial action:

    • proper oral hygiene practices will go a long way in the prevention of tooth decay

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    • n. radioactive decay in which an electron is emitted.

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    • n. decay of the outer surface of a tooth as a result of bacterial action:

    • proper oral hygiene practices will go a long way in the prevention of tooth decay

    Powered by Oxford Dictionary of English 3e

    • 更多解釋
    • IPA[dəˈkā]

    美式

    • v.
      (of organic matter) rot or decompose through the action of bacteria and fungi:
    • the body had begun to decay
    • n.
      the state or process of rotting or decomposition:
    • hardwood is more resistant to decay than softwood

      bacterial decay

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  2. 知識+

    • 英文tooth decay的問題

      Chewing gum can help fight tooth decay,too, which may mean fewer visits to the dentist. 嚼口香糖也可以(幫助... to the dentist. which-->借代 chewing gum can fight tooth decay 這件事 1.tooth decay是什麼意思?-->蛀牙 tooth(n) decay(n) 也可以叫做 decayed...

    • 人們對於生活態度的decaying.....翻譯

      人們對於生活態度的decaying Human's decaying attitude towards life. 還不錯啊 可以寫很多,因為你沒有限制自己於生活品質而已。你可以去提到很多有關生活方面的事情。

    • 一個英文句子中如何判斷誰是受詞

      ... out是受詞補語,用過去分詞表示[被動]。=昨天我讓我的爛牙給拔了。 decayed是用來修飾tooth的過去分詞(屬形容詞性質),表示被動,=遭到破壞的。 本句...