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单词 pulsation
释义

pulsate /pulˈsāt or pul-sātˈ/

intransitive verb
  1. To beat, throb
  2. To vibrate
  3. To change repeatedly in force or intensity
  4. To thrill with life or emotion
ORIGIN: L pulsāre, -ātum to beat, frequentative of pellere, pulsum to drive

pulˈsar /-sär/ noun

(for ‘pulsating star’, but see also pulsating star below) any of a number of interstellar sources of regularly pulsed radiation, first discovered in 1967, and thought to be rotating neutron stars

pulsatance /pulˈsə-təns or pul-sāˈtəns/ noun (physics)

The angular frequency of a periodic motion, frequency multiplied by 2π

pulˈsatile /-sə-tīl or (US) -til/ adjective

  1. Capable of pulsating
  2. Pulsatory
  3. Rhythmical
  4. Played by percussion (music)

Pulsatillˈa noun

Pasqueflower (because it is beaten by the wind)

pulsāˈtion noun

  1. A beating or throbbing
  2. A motion of the heart or pulse
  3. Any measured beat
  4. Vibration

pulsative /pulˈsə-tiv or -sātˈiv/ adjective

pulsāˈtor (or /pulˈsə-tər/) noun

A machine, or part of a machine, that pulsates or imparts pulsation, eg for separating diamonds from earth, for regulating the rhythmical suction of a milking machine, or for pumping

pulsatory /pulˈsə-tə-ri or -sāˈtə-ri/ adjective

Beating or throbbing

pulsating current noun

An electric current that changes periodically in intensity but not direction

pulsating star noun

A type of variable star of regularly fluctuating brightness, the fluctuations being caused by the expansion and contraction of the star

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更新时间:2024/9/22 7:32:37