| 单词 | pulse |
| 释义 | pulse (once / 366 pages) 1nv 2nv 3n The word pulse has many shades of meaning, but most of them involve something characterized by short, rhythmic bursts. If you’re angry, the muscles in your jaw might pulse — meaning they contract quickly in short bursts. Pulse can be a noun that describes the rhythmic pumping of blood through your veins and arteries. You’ve probably had a nurse take your pulse as a way to measure your heart rate. Pulse can refer to other things that have a rhythmic beat, like the pulse of dance music or a pulse of flashing light. The verb describes something that throbs, literally or figuratively. Your blood will pulse through your veins, or a busy city may pulse with life. WORD FAMILYpulse: pulsate, pulsed, pulseless, pulses, pulsing+/pulsate: pulsated, pulsates, pulsating, pulsation/pulsation: pulsations/pulsing: pulsings USAGE EXAMPLESThis story was originally published by Pulse — Voices From the Heart of Medicine. Washington Post(Dec 29, 2016) On New Year’s Eve, anything with feathers and a pulse was counted by about 200 birders from dawn until almost dusk. Seattle Times(Jan 02, 2017) Mr. Thomas and the bride formally met one day earlier, when he suggested she grip his wrist, where his pulse is strongest. New York Times(Aug 08, 2016) 1 1n the rhythmic contraction and expansion of the arteries with each beat of the heart Syn|Hypo|Hyper beat, heartbeat, pulsation diastole the widening of the chambers of the heart between two contractions when the chambers fill with blood systolethe contraction of the chambers of the heart (especially the ventricles) to drive blood into the aorta and pulmonary artery pounding, throb, throbbingan instance of rapid strong pulsation (of the heart) extrasystolea premature systole resulting in a momentary cardiac arrhythmia periodic event, recurrent event an event that recurs at intervals 2n the rate at which the heart beats; usually measured to obtain a quick evaluation of a person's health Syn|Hypo|Hyper heart rate, pulse rate femoral pulse pulse of the femoral artery (felt in the groin) radial pulsepulse of the radial artery (felt in the wrist) vital sign sign of life; usually an indicator of a person's general physical condition ratea magnitude or frequency relative to a time unit 3v expand and contract rhythmically; beat rhythmically Syn|Hyper pulsate, throb beat, pulsate, quiver move with or as if with a regular alternating motion beat, pound, thump move rhythmically 4v drive by or as if by pulsation 2A soft breeze pulsed the air Hyper displace, move cause to move or shift into a new position or place, both in a concrete and in an abstract sense 1n (electronics) a sharp transient wave in the normal electrical state (or a series of such transients) Syn|Hyper impulse, pulsation, pulsing undulation, wave (physics) a movement up and down or back and forth 2v produce or modulate (as electromagnetic waves) in the form of short bursts or pulses or cause an apparatus to produce pulses 3pulse waves a transmitter pulsed by an electronic tube Syn|Hyper pulsate create, make, produce create or manufacture a man-made product n edible seeds of various pod-bearing plants (peas or beans or lentils etc.) Hyper legume the seedpod of a leguminous plant (such as peas or beans or lentils) |
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