94生活常识网有道词典

blast

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音标发音

  • 英式音标 [blɑːst]
  • 美式音标 [blæst]
  • 国际音标 ['baiəu,blæst]
  • 英式发音
  • 美式发音

基本解释

  • n. 爆炸；冲击波；一阵
  • vi. 猛攻
  • vt. 爆炸；损害；使枯萎
  • n. (Blast)人名；(德)布拉斯特

词源解说

  • 直接源自古英语的blst，意为刮风，微风。

词根记忆

  • b + last(最后的)→最后的一声响→爆炸，爆破
  • b + last(最后)→最后一声b→爆炸
  • 和gust(n.阵风，一阵狂风)一起记

同根派生

  • adj性质的同根词
    blasted：枯萎的；被害的；被咒的。
  • n性质的同根词
    blasting：爆炸；破坏；由爆破而产生的碎石块；枯萎。
    blaster：导火线，爆裂药；爆破工。
  • v性质的同根词
    blasting：爆炸（blast的ing形式）。

用法辨析

    v. (动词)

  • blast的基本意思是“以猛烈的冲击迅速地、严重地或出其不意地毁坏或伤害”,强调的是以摧枯拉朽之势彻底地毁坏,后果十分严重。可引申指严厉地斥责。

英汉例句

    用作名词 (n.)

  • Police say that the blast occurred at 9 am.
    警方说这次爆炸发生在上午九点。

    • 用作动词 (v.)

    用作及物动词: S+～+ n./pron.

  • The soldiers are blasting the rocks.
    战士们在炸岩石。

词组短语

    用作名词 (n.)

    形容词+～

  • the biting blasts of the north wind 一股股刺骨的北风
  • the icy blasts of the north wind 一股股凛冽的北风

    • 名词+～

  • atom -bomb blast 原子弹爆炸
  • H -bomb blast 氢弹爆炸

    • ～+介词

  • a blast of cold air 一股冷空气
  • a blast of mirth 一阵欢笑声
  • a blast of sleet 一阵雨夹雪

英英字典

    剑桥英英字典

  • (EXPLODE) to explode or destroy something or someone with explosives, or to break through or hit something with a similar, very strong force
  • (NOISE) to make a very loud and unpleasant noise
  • (CRITICIZE) to criticize someone or something severely
  • (EXPLOSION) an explosion
  • (AIR) a sudden strong blow of air
  • (NOISE) a sudden loud noise
  • (EVENT) an exciting or enjoyable experience or event, often a party
  • (EMAIL) an email sent by a company or organization to a large number of people
  • an expression of anger

    • 柯林斯英英字典

  • A blast is a big explosion, especially one caused by a bomb.
  • If something is blasted into a particular place or state, an explosion causes it to be in that place or state. If a hole is blasted in something, it is created by an explosion.
  • If workers are blasting rock, they are using explosives to make holes in it or destroy it, for example, so that a road or tunnel can be built.
  • To blast someone means to shoot them with a gun.
  • Blast is also a noun.
  • If someone blasts their way somewhere, they get there by shooting at people or causing an explosion.
  • If something blasts water or air somewhere, it sends out a sudden, powerful stream of it.
  • Blast is also a noun.
  • If you blast something such as a car horn, or if it blasts, it makes a sudden, loud sound. If something blasts music, or music blasts, the music is very loud.
  • Blast is also a noun.
  • If you say that something was a blast, you mean that you enjoyed it very much.
  • If something such as a radio or a heater is on full blast, or on at full blast, it is producing as much sound or power as it is able to.

专业释义

    农业科学

  • 稻瘟病

    Rice blast is one of the three major diseases of rice caused by Magnapothe oryzae, which severely threatens rice production.
    稻瘟病是水稻的三大病害之一,严重威胁水稻生产。

    计算机科学技术

  • 清除
  • 喷除
  • 增强

    • 土木建筑工程

  • 爆炸

    Blast wall, which is used to isolate work area and living area, bears the main explosive load, so it can efficiently protect the staff members and production facilities on the platform.
    防爆墙用来隔开工作区与生活区,承受爆炸的主要载荷,保护平台上的工作人员和生产设施,对于降低事故伤害具有非常重要的作用。

    医药科学

  • 急性变

    chronic myeloid leukemia,chromatin,gene,topology,fluorescence in situ hybridization, confocal laser scanning microscope, blast, irradiation.
    慢性髓性白血病,染色质,基因,拓扑学,荧光原位杂交,激光共聚焦扫描显微镜,急性变,放射。

    电子、通信与自动控制技术

  • 分层空时码

    We discuss STBC based on transmit diversity gain and V-BLAST based on spatial multiplexing.
    本文主要讨论了基于发射分集技术的空时分组码和基于空间复用技术的垂直分层空时码。

  • 分层空时编码

    The classic BLAST (Bell Laboratories Layered Space-Time) based MIMO signal is transmitted and received synchronously at each antenna.
    传统的基于分层空时编码的MIMO信号,在各个天线上同步发射和接收。

  • 空时分层码

    Combining the advantage of STBC and V-BLAST, we introduce a mixed-code scheme in this paper. We also discuss the performance of different grouping ways of the transmitting antennas and the spectral efficiency of the mixed-code scheme.
    结合空时分组码和空时分层码各自的优点,本文给出了基于这两种空时码的组合编码方法,并讨论了不同天线分组方式下该方法的性能和频谱效率。

  • 炸点

    Thanks to these design, we reduce the power cost of the system and make the implement smaller while ensure each plan target issatisfied. The studying theory of blast location displayer design follows: encode, modulate, transmit, receive, demodulate, decode.
    炸点显示系统的设计主要的研究原理是:指令编码、调制、发送、接收、解调、解码。

    能源科学技术

  • 爆破

    It accomplishes the stability analysis of every band at natural station and under blast pressure respectively by Tongji university software SLOPE 1. 0. This offers the guidance to the field blasting of the mine.
    利用同济大学启明星软件SLOPE 1.0完成了各帮边坡分别在自然状态下以及爆破载荷作用下的稳定性分析,为露天矿现场生产爆破提供了指导。

  • 爆炸
  • 鼓风
  • 一阵

    • 生物学

  • 枯萎病；枯萎的原因
  • 未成熟细胞，(未成熟或发育不全的)胚细胞
  • 局部序列排比检索基本工具 (basic local alignment search tool)

    • 交通运输工程

  • 爆破

    As for roads building in mountainous and hilly country , blast technique is often used to accomplish the trench excavation of roads.
    对于跨越山区和丘陵的地段，需要采用爆破技术手段来完成公路路堑的开挖。

    物理学

  • 爆炸

    • 军事学

  • 炸点

    A target vulnerability model is established which includes target geometry model, reflection and diffraction of blast and failure criteria of target. A fuse startup model is introduced which includes wireless fuse model and a model for optimal explosion time.
    建立了包括目标几何模型、目标散射模型和目标破坏杀伤准则的目标易损性模型和包括无线电引信模型及最佳炸点计算模型的引信启动模型。

    地球科学

  • 爆破
  • 变晶

    • 体育

  • 用拍(或棒)猛力击(球)至远处；猛力推送(或投掷)：
  • 猛击高尔夫球使飞出沙坑障碍