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

• ADJ （价格）低廉的
  Aknockdownprice 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。
• （拳击中）击倒对手的一击
  In boxing, aknockdownis a blow that makes one of the fighters fall to the ground for a short time before getting up again.

英英释义

noun

• a blow that knocks the opponent off his feet

adj

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

双语例句

• 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。
• 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。
• 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。
• 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
• 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。
• 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。
• 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。
• 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。
• 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。
• 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；