pulse

听听怎么读

英 [pʌls]

美 [pʌls]

是什么意思

脉搏；[无线电]（电磁波等）脉动；活力；有节奏的跳动（或拍打）

vi.

（心脏）跳动；脉动；搏动；震动

vt.

使跳动；有节奏地驱动（机器等）；[电子学]施以脉冲；[无线电]脉冲地调节（电磁波）

变形

复数：pulses过去式：pulsed现在分词：pulsing第三人称单数：pulses

双语释义

n.(名词)

[C]脉搏 the regular beating of blood in the main blood vessels carrying blood from the heart
[C]脉冲 a short sound as sent by radio or a small change in the quantity of electricity going through sth
[C]兴奋; 激动; 意向 energy and excitement; attitude

v.(动词)

vi. (心脏)跳动; 脉动 beat steadily as the heart does

英英释义

pulse[ pʌls ]

n.
- (electronics) a sharp transient wave in the normal electrical state (or a series of such transients)
  同义词：pulsationpulsingimpulse
- the rhythmic contraction and expansion of the arteries with each beat of the heart
  同义词：pulsationheartbeatbeat
- the rate at which the heart beats; usually measured to obtain a quick evaluation of a person's health
  同义词：pulse rateheart rate
- edible seeds of various pod-bearing plants (peas or beans or lentils etc.)
v.
- expand and contract rhythmically; beat rhythmically
  同义词：pulsatethrob
- produce or modulate (as electromagnetic waves) in the form of short bursts or pulses or cause an apparatus to produce pulses
  "pulse waves"; "a transmitter pulsed by an electronic tube"
  同义词：pulsate
- drive by or as if by pulsation
  "A soft breeze pulsed the air"

学习怎么用

词汇搭配

用作名词 (n.)

动词+～

feel sb's pulse给某人诊脉,试探某人的意图
stir sb's pulses使某人兴奋

形容词+～

irregular pulse不规则的脉搏
normal pulse正常的脉搏
regular〔steady〕 pulse脉搏稳定

～+名词

pulse amplitude脉冲幅度
pulse radar脉冲雷达

词组短语

pulse width脉冲宽度；脉冲持续时间

pulse generator脉冲发生器

pulse width modulation[计]脉冲调制；脉宽灯；脉冲间隔灯

pulse wave脉搏波；脉波

pulse compression[计]脉冲压缩

electromagnetic pulse电磁脉冲

pressure pulse压力脉冲；气压脉动

pulse duration脉冲持续时间

pulse frequency脉冲频率；脉率；脉搏率；脉冲重复频率

optical pulse光脉冲，光学脉冲

pulse energy脉冲能量，脉波能

single pulse单脉冲；单冲量

pulse pressure[生理]脉压

pulse rate[医]脉搏率；脉冲重复频率

pulse modulation脉冲调制；脉冲灯

narrow pulse窄脉冲

pulse transformer脉冲变压器

electric pulse电脉冲

pulse shape脉冲波形；脉冲形式

electrical pulse n. 电脉冲

更多收起词组短语

双语例句

用作名词(n.)

His pulse is not very regular.
他的脉搏不很规则。
The excitement quickened my pulse.
激动使我的心跳加快。
I could feel a fluttering pulse.
我感到脉搏跳动。
The machine emits sound pulses.
这台机器可发出声脉冲信号。

用作动词(v.)

I could feel blood pulsing through my veins.
我感到浑身血液在沸腾。
He is now used to the life pulsing through a great city
他现在习惯了大都市里紧张繁忙的生活。
His heart began to pulse faster.
他的心开始加快地跳动起来。

权威例句

The flood pulse concept in river-floodplain systems
the flood pulse concept in river-floodplain ecosystems
An Active Pulse Transmission Line Simulating Nerve Axon
Femtosecond pulse shaping using spatial light modulators
Pulse Width Modulation for Power Converters : Principles and Practice
Synchronization of Pulse-Coupled Biological Oscillators
Aortic pulse wave velocity index and mortality in end-stage renal disease
Is pulse pressure useful in predicting risk for coronary heart Disease? The Framingham heart study
Assessment of arterial distensibility by automatic pulse wave velocity measurement. Validation and clinical application studies.
Effects of abnormal activation on the time course of the left ventricular pressure pulse in dilated cardiomyopathy.

同义词

throb sphygmus palpitate jitter impulse flounce

同根词

pulsing pulseless pulsed pulse pulsating pulsate

p开头的单词