pulses

听听怎么读
[pʌlsiz]
是什么意思
  • n.

    脉搏( pulse的名词复数 );[无线电](电磁波等)脉动;活力;有节奏的跳动(或拍打)

  • 双语释义

    n.(名词)
    1. [C]脉搏 the regular beating of blood in the main blood vessels carrying blood from the heart
    2. [C]脉冲 a short sound as sent by radio or a small change in the quantity of electricity going through sth
    3. [C]兴奋; 激动; 意向 energy and excitement; attitude
    v.(动词)
    1. vi. (心脏)跳动; 脉动 beat steadily as the heart does

    英英释义

    pulse

    • 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.)
    1. His pulse is not very regular.
      他的脉搏不很规则。
    2. The excitement quickened my pulse.
      激动使我的心跳加快。
    3. I could feel a fluttering pulse.
      我感到脉搏跳动。
    4. The machine emits sound pulses.
      这台机器可发出声脉冲信号。
    用作动词(v.)
    1. I could feel blood pulsing through my veins.
      我感到浑身血液在沸腾。
    2. 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。
    3. His heart began to pulse faster.
      他的心开始加快地跳动起来。

    权威例句

    Compression of amplified chirped optical pulses
    FLASH imaging: rapid NMR imaging using low flip-angle pulses. 1986.
    Measuring ultrashort laser pulses in the time-frequency domain using frequency-resolved optical gating
    Transmission of stationary nonlinear optical pulses in dispersive dielectric fibers. II. Normal dispersion
    Self-phase modulation and spectral broadening of optical pulses in semiconductor laser amplifiers
    Large-Scale Production of Single-Walled Carbon Nanotubes using Ultrafast Pulses from an FEL
    Control of chemical reactions by feedback-optimized phase-shaped femtosecond laser pulses
    An Improved Diffusion-Ordered Spectroscopy Experiment Incorporating Bipolar-Gradient Pulses
    Large-Scale Production of Single-Walled Carbon Nanotubes Using Ultrafast Pulses from a Free Electron Laser
    Exact and Approximate Construction of Digital Phase Modulations by Superposition of Amplitude Modulated Pulses (AMP)