blast

音標發(fā)音

• 英式音標 [blɑ?st]
• 美式音標 [bl?st]
• 國際音標 ['bai?u,bl?st]
• 英式發(fā)音
• 美式發(fā)音

基本解釋

• n. 爆炸；沖擊波；一陣
• vi. 猛攻
• vt. 爆炸；損害；使枯萎
• n. (Blast)人名；(德)布拉斯特

詞源解說

• 直接源自古英語的blst，意為刮風，微風。

詞根記憶

• b + last(最后的)→最后的一聲響→爆炸，爆破
• b + last(最后)→最后一聲b→爆炸
• 和gust(n.陣風，一陣狂風)一起記

同根派生

• adj性質的同根詞

  blasted：枯萎的；被害的；被咒的。

• n性質的同根詞

  blasting：爆炸；破壞；由爆破而產生的碎石塊；枯萎。

  blaster：導火線，爆裂藥；爆破工。

• v性質的同根詞

  blasting：爆炸（blast的ing形式）。

• blast相關詞

用法辨析

v. (動詞)

• blast的基本意思是“以猛烈的沖擊迅速地、嚴重地或出其不意地毀壞或傷害”,強調的是以摧枯拉朽之勢徹底地毀壞,后果十分嚴重?？梢曛竾绤柕爻庳煛?

• blast使用方法
• blast詳細辨析

英漢例句

用作名詞 (n.)

• Police say that the blast occurred at 9 am.
  警方說這次爆炸發(fā)生在上午九點。

用作動詞 (v.)

用作及物動詞: S+～+ n./pron.

• The soldiers are blasting the rocks.
  戰(zhàn)士們在炸巖石。

• blast更多例句

詞組短語

用作名詞 (n.)

形容詞+～

• the biting blasts of the north wind 一股股刺骨的北風
• the icy blasts of the north wind 一股股凜冽的北風

名詞+～

• atom -bomb blast 原子彈爆炸
• H -bomb blast 氫彈爆炸

～+介詞

• a blast of cold air 一股冷空氣
• a blast of mirth 一陣歡笑聲
• a blast of sleet 一陣雨夾雪

• blast更多詞組

英英字典

劍橋英英字典

• (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.

• blast劍橋字典
• blast柯林斯字典

專業(yè)釋義

農業(yè)科學

• 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,嚴重威脅水稻生產。

  計算機科學技術

• 清除
• 噴除
• 增強

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.
  防爆墻用來隔開工作區(qū)與生活區(qū),承受爆炸的主要載荷,保護平臺上的工作人員和生產設施,對于降低事故傷害具有非常重要的作用。

  醫(yī)藥科學

• 急性變

  chronic myeloid leukemia,chromatin,gene,topology,fluorescence in situ hybridization, confocal laser scanning microscope, blast, irradiation.
  慢性髓性白血病,染色質,基因,拓撲學,熒光原位雜交,激光共聚焦掃描顯微鏡,急性變,放射。

  電子、通信與自動控制技術

• 分層空時碼

  We discuss STBC based on transmit diversity gain and V-BLAST based on spatial multiplexing.
  本文主要討論了基于發(fā)射分集技術的空時分組碼和基于空間復用技術的垂直分層空時碼。

• 分層空時編碼

  The classic BLAST (Bell Laboratories Layered Space-Time) based MIMO signal is transmitted and received synchronously at each antenna.
  傳統(tǒng)的基于分層空時編碼的MIMO信號,在各個天線上同步發(fā)射和接收。

• 空時分層碼

  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.
  結合空時分組碼和空時分層碼各自的優(yōu)點,本文給出了基于這兩種空時碼的組合編碼方法,并討論了不同天線分組方式下該方法的性能和頻譜效率。

• 炸點

  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.
  炸點顯示系統(tǒng)的設計主要的研究原理是:指令編碼、調制、發(fā)送、接收、解調、解碼。

  能源科學技術

• 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.
  利用同濟大學啟明星軟件SLOPE 1.0完成了各幫邊坡分別在自然狀態(tài)下以及爆破載荷作用下的穩(wěn)定性分析,為露天礦現場生產爆破提供了指導。

• 爆炸
• 鼓風
• 一陣

生物學

• 枯萎病；枯萎的原因
• 未成熟細胞，(未成熟或發(fā)育不全的)胚細胞
• 局部序列排比檢索基本工具 (basic local alignment search tool)

交通運輸工程

• 爆破

  As for roads building in mountainous and hilly country , blast technique is often used to accomplish the trench excavation of roads.
  對于跨越山區(qū)和丘陵的地段，需要采用爆破技術手段來完成公路路塹的開挖。

  物理學

• 爆炸

軍事學

• 炸點

  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.
  建立了包括目標幾何模型、目標散射模型和目標破壞殺傷準則的目標易損性模型和包括無線電引信模型及最佳炸點計算模型的引信啟動模型。

  地球科學

• 爆破
• 變晶

體育

• 用拍(或棒)猛力擊(球)至遠處；猛力推送(或投擲)：
• 猛擊高爾夫球使飛出沙坑障礙