powder

音標發(fā)音

• 英式音標 [?pa?d?(r)]
• 美式音標 [?pa?.d?]
• 國際音標 ['paud?]
• 英式發(fā)音
• 美式發(fā)音

基本解釋

• n. 粉；粉末；[化工][軍] 火藥；塵土
• vt. 使成粉末；撒粉；搽粉于
• vi. 搽粉；變成粉末

詞源解說

• 直接源自古法語的poudre，意為粉塵；最初源自拉丁語的pulverem，意為灰塵。

詞根記憶

• 和power(n.力量)一起記

同根派生

• adj性質(zhì)的同根詞

  powdered：變成粉末的；涂粉的。

  powdery：粉的；粉狀的；布滿粉狀物的。

• v性質(zhì)的同根詞

  powdered：使成粉末（powder的過去分詞）；撒粉；搽粉。

• powder相關(guān)詞

英漢例句

用作名詞 (n.)

• Flour is a powder made from wheat.
  面粉是用小麥磨成的粉。

• powder更多例句

詞組短語

用作名詞 (n.)

動詞+～

• take powder 服用藥粉

名詞+～

• baking powder 發(fā)酵粉
• face powder 面粉;散粉;撲面粉;香粉
• soap powder 肥皂粉

短語

• powder metallurgy 粉末冶金
• milk powder [食品]奶粉;乳粉;毒奶粉;配方奶粉
• shading powder 修容餅;修容

• powder更多詞組

英英字典

劍橋英英字典

• a loose, dry substance that consists of extremely small pieces, usually made by breaking something up and crushing it
• to put powder on someone's skin

柯林斯英英字典

• Powder consists of many tiny particles of a solid substance.
• If a woman powders her face or some other part of her body, she puts face powder or talcum powder on it.

• powder劍橋字典
• powder柯林斯字典

專業(yè)釋義

機械工程

• 粉體

  Rocking mixer is a new-style powder mixer.
  搖滾式混合機是一種新型的粉體混合機。

• 粉末

  PPy powder was synthesized and its thermal aging characteristics were studied.
  合成了聚吡咯粉末并研究了其熱老化情況。

• 面粉

  MethodsMicrowave digestion and wet digestion were applied in the determination of milk powder, milk drink, white wine, flour, aquatic products, meat products, and soft drink and so on.
  方法將微波消解和濕式消解法用于實際樣品包括奶粉、乳飲料、白酒、面粉、水產(chǎn)品、肉制品、飲料等的測定,并對這2種方法進行比較。

• 粉塵

  Waste powder is used as bottom material of road brick to make product, which is a way of dealing waste powder.
  本課題利用細骨料廢棄物粉塵作為路面磚底料來進行制品的生產(chǎn)是一種合理的處理廢棄物粉塵的方法。

  化學

• 粉末

  We found the oxalic acid has some effect on separate mullite powder.
  研究還發(fā)現(xiàn)草酸添加劑對減輕酸化莫來石顆粒的團聚，減小粉末粒徑有一定作用。

• 粉體

  Shaping process of K-OMS-2 powder was investigated.
  對OMS-2粉體材料的成型工藝進行了探索。

• 粉料

  The results showed that beta-Al2O3 precursor powder with the average size of 42 nm was obtained at 1 150 ℃,150 ℃ lower than the solid state reaction.
  結(jié)果表明:該法合成beta-Al2O3前驅(qū)粉料的溫度為1150℃,比固相反應法低了150℃,平均粒徑約為42nm,具有較好的成型和燒結(jié)性能。

• 微粉

  In the grader jet whirl can make the powder be dispersed repeatedly.
  射流形成的卷吸流可使微粉獲得良好的二次分散。

• 火藥

醫(yī)藥科學

• 散劑

  CONCLUSION The Jianpizhixie powder is simple in preparation technology,stable in quality and suitable for clinical requirement.
  結(jié)論本散劑制備工藝簡單,質(zhì)量穩(wěn)定,符合臨床需要。

• 粉霧劑

  OBJECTIVE To improve the deposition performance and to reduce the hygroscopicity of Interferonα-2b dry powder inhalations(IFNα-2b DPIs).
  目的提高干擾素α-2b粉霧劑的沉積性能并降低其引濕性。

  能源科學技術(shù)

• 火藥

  First, the dynamic models and relative solution methods of the three major subsystems, including deflagrating powder loading, liquid column movement above the powder gas and fracture dynamic extension are studied.
  論文首先對高能氣體壓裂過程中的火藥爆燃加載、壓擋液柱運動、裂縫動態(tài)延伸三個主要模塊進行了動力學模型和相應求解方法的研究。

  環(huán)境科學技術(shù)

• 火藥

  The reason might be the powder product had some certain toxic to the bacteria.
  究其原因,可能是火藥制品存在一定的毒性,而微生物無法將其分解。

  物理學

• 粉塵

  Though it effect well when powder concentration is high, it cannot get a good measurement result when the concentration is low.
  光透射的方法在測量高濃度粉塵時效果較好，但是在粉塵濃度較低時，它便無法得到較好的測量結(jié)果。

  食品科學技術(shù)

• 茶粉

體育

• 重擊(投出的球等)

材料科學

• 粉末

生物學

• 粉

計算機科學技術(shù)

• 粉