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  1. pulse

    • IPA[pəls]

    美式

    • n.
      a rhythmical throbbing of the arteries as blood is propelled through them, typically as felt in the wrists or neck;each successive throb of the arteries or heart.
    • v.
      throb rhythmically; pulsate;modulate (a wave or beam) so that it becomes a series of pulses.
    • noun: pulse, plural noun: pulses

    • 釋義
    • 相關詞
    • 片語
    • n.
      名詞
    • 1. a rhythmical throbbing of the arteries as blood is propelled through them, typically as felt in the wrists or neck:

      the doctor found a faint pulse

      the idea was enough to set my pulse racing

    • 2. each successive throb of the arteries or heart.
    • 3. a single vibration or short burst of sound, electric current, light, or other wave:

      a pulse generator

      radio pulses

    • 4. a musical beat or other regular rhythm.
    • 5. the central point of energy and organization in an area or activity:

      those close to the financial and economic pulse maintain that there have been fundamental changes

    • 6. a measured amount of an isotopic label given to a culture of cells.
    • v.
      動詞
    • 1. throb rhythmically; pulsate:

      a knot of muscles at the side of his jaw pulsed

    • 2. modulate (a wave or beam) so that it becomes a series of pulses.
    • 3. apply a pulsed signal to (a device).
    • 4. short for pulse-label
    • v. subject (cells in a culture) to a pulse of an isotopic label:

    • nuclei from T cells were pulse-labeled

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    • n. a type of modulation in which pulses are varied in some respect, such as width or amplitude, to represent the amplitude of a signal.

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    • n. a method of telephone dialling in which each digit is transmitted as a corresponding number of electronic pulses, now being superseded by tone dialling.

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    • n. a type of modulation in which pulses are varied in some respect, such as width or amplitude, to represent the amplitude of a signal.

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    • n. an oximeter that measures the proportion of oxygenated haemoglobin in the blood in pulsating vessels, especially the capillaries of the finger or ear.

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    • n. a type of jet engine in which combustion is intermittent, with the ignition and expulsion of each charge of mixture causing the intake of a fresh charge.

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    • IPA[pʌls]

    英式

    • n.
      a rhythmical throbbing of the arteries as blood is propelled through them, typically as felt in the wrists or neck:
    • the doctor found a faint pulse

      the idea was enough to set my pulse racing

    • v.
      throb rhythmically; pulsate:
    • a knot of muscles at the side of his jaw pulsed

    Powered by Oxford Dictionary of English 3e

    • IPA[pʌls]

    英式

    • n.
      the edible seed of a leguminous plant, for example a chickpea, lentil, or bean:
    • use pulses such as peas and lentils to eke out meat dishes

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    • IPA[pəls]

    美式

    • n.
      the edible seeds of various leguminous plants, for example chickpeas, lentils, and beans:
    • use pulses such as peas and lentils to eke out meat dishes

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