knock down
听听怎么读
英 [nɔk daun]
美 [nɑk daʊn]
是什么意思
拆卸；击倒；拒绝；降价
英英释义
knock down
- n.a blow that knocks the opponent off his feet
同义词：knockdown
- v.
- cause to come or go down
同义词：downcut downpush downpull down
- knock down with force
同义词：deckcoldcockdumpfloor
- cause to come or go down
- adj.strong enough to knock down or overwhelm
同义词：knock-down(a)powerful
学习怎么用
双语例句
- A child was struck down by lightning in the storm.
暴风雨中，一个小孩被雷电击倒。 - He manages to knock down a guard and grab a knife.
他设法击倒了一个警卫，抓起了一把刀。 - Alec was knocked down by a bus yesterday.
亚历克昨天被公共汽车撞倒了。 - The careless motorist ran down a boy on a bicycle.
那个粗心大意的汽车司机撞倒了一个骑自行车的孩子。 - They have torn down that dangerous wall.
他们已拆除了那堵危墙。 - The cinema she used to visit had been pulled down.
她常去的那家电影院已经拆除了。
权威例句
Nasevicius, A. & Ekker, S.C. Effective targeted gene 'knockdown' in zebrafish. Nat. Genet. 26(2), 216-220CXCR4 knockdown by small interfering RNA abrogates breast tumor growth in vivoA general method for gene knockdown in mice by using lentiviral vectors expressing small interfering RNAMolecular characterization of pyrethroid knockdown resistance (kdr) in the major malaria vector Anopheles gambiae s.s.p53 Activation by Knockdown TechnologiesP53 Activation by Knockdown Technologies. PLoS Genet 3:e78MicroRNA-21 knockdown disrupts glioma growth in vivo and displays synergistic cytotoxicity with neural precursor cell delivered S-TR...Vector-based RNAi, a novel tool for isoform-specific knock-down of VEGF and anti-angiogenesis gene therapy of cancer.Identification of mutations in the housefly para-type sodium channel gene associated with knockdown resistance (kdr) to pyrethroid i...The molecular biology of knockdown resistance to pyrethroid insecticides.
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