knockdown

英 [ˈnɒkˈdaʊn] 美 [ˈnɑkˌdaʊn]

adj.  极低的;猛的;可拆开的;击倒的;廉价的
n.  船的破损;把人打倒的一击;可拆卸的东西;降价;拆散式销售〈商品〉;拍板成交;机器拆散装运

复数:knockdowns

BEC

BNC.35515 / COCA.29211



柯林斯词典

  1. ADJ (价格)低廉的
    A knockdown price is much lower than it would be normally.
    1. ...the chance to buy it now at a knockdown price...
      现在以低价购买它的机会
    2. He bought the three mansions for a knockdown £7 million.
      他以700万英镑的低价买了这3座大宅。
  2. (拳击中)击倒对手的一击
    In boxing, a knockdown is a blow that makes one of the fighters fall to the ground for a short time before getting up again.

    双语例句

    1. He bought the three mansions for a knockdown £ 7 million.
      他以700万英镑的低价买了这3座大宅。
    2. The IKF3 knockdown rule is AS follows: If a fighter is knocked down t0 the mat three times in one round, the Bout is automatically over.
      国际自由搏击联合会三次击倒规则内容如下:如果一位选手在一个回合的比赛中3次被击倒在垫子上,比赛自动结束。
    3. Unable to afford to maintain or restore them, they are being sold at knockdown prices.
      由于支付不起维护或是维修费用,这些房子很多都正在被低价挂牌出售。
    4. We should buy knockdown table and chairs in the apartment. This garden table folds ( up) flat.
      我们住在公寓中,该实折叠式的桌椅。这张庭园茶点桌可以折叠成平的。
    5. Even if true, the Forbes piece is hardly a knockdown argument.
      即便这个研究结果属实,也很难推翻《福布斯》那篇文章的观点。
    6. You can get a house for a knockdown price but it may turn out to be a knockdown home.
      你可以用极低的价格买到一座房子,但是这作房子可能将是真的一文不值。
    7. Effect and Its Mechanism of α-Synuclein Knockdown on Dopaminergic Neurons in Parkinson's Disease in Vitro Model
      RNA干扰α-突触核蛋白对多巴胺能神经元的影响及其机制
    8. Study of Sewage Treatment with Knockdown Contact Oxidation Process for Polluted River
      组合式接触氧化处理污染河水的研究
    9. In radicle areas, there are palisade cells and a lucuna which located above micropyle and formed via knockdown parenchyma cells.
      胚根区有栅栏状细胞,珠孔区以上有薄壁细胞解体后形成的断裂层。
    10. He gave me a real knockdown to the company.
      他将我详细介绍给公司。
    11. Olympiakos defender Torosidis is said to be available for a knockdown fee, but Liverpool could face competition from Juventus and Atletico Madrid for his services.
      而托罗西迪斯的身价并不高,但利物浦想要买他还需要面对尤文图斯以及马竞的竞争。
    12. A silent classmate Ming, an ambitious boxing addict, decides to learn boxing in Thailand after a technical knockdown in a contest, which he was confident of winning.
      沈默寡言的师兄阿明一向沉迷拳击,一心一意成为出色拳手,但当他在一次胸有成竹的比赛中惨遭技术性击倒后,痛定思痛,决心到泰国学艺。
    13. If was the last one they had and they sold it me at a knockdown price.
      这是他们手中的最后一个,他们以低价卖给了我。
    14. This also resulted in differentiation as expected, but with differentiation patterns similar to those seen with the knockdown.
      它同样也会造成预期中的细胞分化,并且分化的模式和基因抑制中观察到的类似。
    15. S100A4 knockdown in HN-CICs reduced their self-renewal capability and their stemness and tumorigenic properties, both in vitro and in vivo.
      S100A4敲除的HN-CICs,体内积体外的自我更新能力、干性及致瘤性均下降了。
    16. Conversely, GRN knockdown increased WNT1 expression, demonstrating that Wnt and GRN reciprocally regulate each other.
      相反,入库单成交,表明增加WNT1表达Wnt和入库单相互调节彼此。
    17. Full-obturated up down guide rail and multi knockdown structure are suit for disassembly and maintaining of each guide rail.
      全封闭式上、下导轨,多段组合式结构,可便于每段导轨的拆卸、维护;
    18. Their killing effect is slightly lower, while the knockdown effect against housefly is even better.
      前者的致死作用略低于后者,而对家蝇的击倒效果却优于后者。
    19. We used a new proteomic approach to measure changes in synthesis of several thousand proteins in response to miRNA transfection or endogenous miRNA knockdown.
      我们对由微RNA转染或内源性微RNA敲除引起的几千种蛋白质合成的变化用一种新的蛋白组学方法进行了测定。
    20. Influence of Sphingomyelin Synthase Knockdown on Cell Apoptosis a white fatty substance that forms a medullary sheath around the axis cylinder of some nerve fibers.
      神经鞘磷脂合成酶基因沉默对细胞凋亡的影响一种白色油脂物质,形成一些神经纤维轴突外包裹的一层髓鞘。
    21. The structure of sodium channels and gene mutations associated with knockdown resistance in insects
      昆虫钠通道的结构和与击倒抗性有关的基因突变
    22. This paper studies the applications of the APOGEE Control System to Knockdown Air-conditioning in Cigarette Factory.
      本文对其在卷烟厂组合式空调机组中的应用进行研究。
    23. The results showed that the cells of knockdown of MDM2 genes were successfully produced.
      实验结果表明成功地建立了MDM2表达下调的实验细胞模型。
    24. Objective To establish a glucocorticoid receptor knockdown model of rat alveolar macrophage with RNA interference technique.
      目的利用RNA干扰技术,建立糖皮质激素受体(GlucocorticoidReceptor,GR)基因阻断的大鼠肺泡巨噬细胞模型。
    25. Knockdown resistance and sodium channel
      击倒抗性和钠离子通道
    26. In addition, HuR knockdown itself seemed to have no effect on the expression of E-cadherin.
      而且,单独的HuR敲除似乎对于上皮细胞钙粘蛋白的表达没有作用。
    27. SNARK overexpression or knockdown did not alter insulin-stimulated glucose transport or glycogen concentrations.
      过表达野生型SNARK或者基因敲除SNARK均未改变胰岛素刺激的葡萄糖转运或糖原含量。
    28. H2O2 treatment reduced the transcription of E-cadherin in MCF-7 cells without HuR knockdown ( about 4-fold).
      在没有进行HuR敲除组,H2O2处理后MCF-7细胞上皮细胞钙粘蛋白的转录减少(约4倍)。
    29. ⑵ HDAC-1 siRNA may knockdown the HDAC-1 protein and inhibit the growth of Hela cells by inducing apoptosis.
      ⑵HDAC-1siRNA可有效沉默HDAC-1蛋白,HDAC-1siRNA可能通过诱导细胞凋亡抑制Hela细胞生长。

    英英释义

    noun

    1. a blow that knocks the opponent off his feet

      adj

      1. (furniture) easily assembled and dismantled
        1. I bought a knockdown chest at the do-it-yourself store