1
- a rhythmical throbbing of the arteries as blood is propelled through them, typically as felt in the wrists or neck脉搏：
the doctor found a faint pulse.
医生摸到微弱的脉搏。
1.1
- the rate of this throbbing, used to ascertain the rate of someone's heartbeat and so their state of health or emotions意向, 动向; 情绪：
the idea was enough to set my pulse racing.
这一想法足以让我心情激动。
1.2
- （一般作 pulses）each successive throb of the arteries or heart脉（或心）的每次连续跳动。
1.3
- a single vibration or short burst of sound, electric current, light, or other wave（声、电流、光或其他波的）脉动, 搏动; 脉冲：
radio pulses
无线电脉冲
as modifier a pulse generator.脉冲发生器, 脉冲振荡器。
1.4
- a musical beat or other regular rhythm音乐拍子, 律动。
1.5
- figurative the central point of energy and organization in an area or activity〈喻〉（活力或组织的）核心：
those close to the financial and economic pulse maintain that there have been fundamental changes.
接近财经组织核心的人士认为已经发生了根本性的变化。
1.6
- Biochemistry a measured amount of an isotopic label given to a culture of cells【生化】（供细胞培养的）冲量。
no obj.
1- throb rhythmically; pulsate有节奏地颤动; 搏动, 跳动：
a knot of muscles at the side of his jaw pulsed.
他下巴一侧上的一块肌肉抽动了一下。
1.1
- with obj. transmit in rhythmical beats（有节奏地）传送：
the sun pulsed fire into her eyes.
太阳光不断地射进她的双眸。
1.2
- with obj. modulate (a wave or beam) so that it becomes a series of pulses用脉冲调制（波, 光束）。
1.3
- with obj. apply a pulsed signal to (a device)应用脉冲信号于（装置）。
1.4
- Biochemistry short for PULSE-LABEL.【生化】PULSE-LABEL的简称。
短语
feel （或take） the pulse of
1
- determine the heart rate of (someone) by feeling and timing the pulsation of an artery给…诊脉。
1.1
- figurative ascertain the general mood or opinion of〈喻〉探…的心态 （或意向）：
the conference will be an opportunity to feel the pulse of those working in the field.
这次会议将是探知该领域研究人员意向的一个机会。
派生词
pulseless
adjective词源
late Middle English: from Latin pulsus beating, from pellere to drive, beat.