音标:['ki:stәun] ;
n. 拱顶石, 楔石, 重点
n. the central building block at the top of an arch or vault
词型变化:名词复数形式 : keystones
词性分布:
名词100%

keystone的用法和样例:

例句

用作名词(n.)
  1. The arch is furnished with a keystone.这个拱顶是用拱顶石装饰的。
  2. The keystone to any marriage is one word: "WE".任何婚姻的基石只有两个字:“我们”。
  3. Belief in a life after death is the keystone of her religious faith.她的宗教信仰的基础是相信死后有来生。
  4. The second part is the keystone of this article.这是论文的重点论述部分。
  5. The essentiality of fund and financing is the keystone of expatiation.资金和资金筹集的重要性是阐释的重点。

词汇搭配

  • Keystone State拱顶石州(宾夕法尼亚...
  • keystone distortion梯形失真
  • field keystone correction场梯形畸变校正...
  • keystone plate波纹钢板
  • keystone sack二垒
  • keystone corner二垒
  • frame keystone帧梯形失真
  • keystone correcting circuit梯形失真校正电路...
  • horizontal keystone correction水平梯形畸变校正...
  • field keystone waveform场梯形畸变波形...
  • keystone strand wire rope表面钢丝绳
  • field keystone场梯形畸变,场梯形失...

经典引文

  • The Third Reich..would have as its keystone the conception of the people and the national idea.

    出自:Times
【近义词】

LULU GARCIA-NAVARRO, HOST: Native Americans from across the Northern Plains are gathered in Fort Laramie, Wy., this weekend. They're marking the 150th anniversary of the Lakota Treaty with the United States. Jim Kent reports on a document that some f

发表于:2018-12-02 / 阅读(64) / 评论(0) 分类 2018年NPR美国国家公共电台4月

'Keystone Companions' Highlights Merl Saunders-Jerry Garcia Collaboration With Garcia on guitar and Saunders on keyboard, the two began picking together on a regular basis in 1970. It started as a weekly jam session at a small club in San Francisco.

发表于:2018-12-16 / 阅读(59) / 评论(0) 分类 VOA标准英语2013年(一月)

Economics Report - Energy As an Issue in Americas Presidential Campaign 经济报道 - 能源问题成为美国总统竞选重要议题 This is the VOA Special English Economics Report. 这里是美国之音慢速英语经济报道。 Energy has beco

发表于:2019-01-12 / 阅读(55) / 评论(0) 分类 2012年VOA慢速英语(三)月

AS IT IS 2015-11-07 Obama Rejects Keystone XL Pipeline Project 奥巴马否决Keystone XL输油管道项目 President Barack Obama has rejected the Keystone XL oil pipeline project. 美国总统奥巴马否决了Keystone XL输油管道项目。 The p

发表于:2019-01-12 / 阅读(85) / 评论(0) 分类 2015年VOA慢速英语(十一)月

G-20 Subsidizing Fossil Fuels by $452 Billion, Research Shows G-20补贴矿物燃料4520亿美元 As leaders of the Group of 20 major economies gather in Turkey for the 2015 summit, campaigners are calling on them to stick to their pledge to stop sub

发表于:2019-01-14 / 阅读(42) / 评论(0) 分类 VOA标准英语2015年(十一月)

SCOTT SIMON, HOST: The latest chapter in the controversial Keystone oil pipeline played out late this week. A federal judge in Montana temporarily blocked the project and asked for an additional environmental review. Indigenous activists are cheering

发表于:2019-01-17 / 阅读(72) / 评论(0) 分类 2018年NPR美国国家公共电台11月

JUDY WOODRUFF:Next: how an oil spill near Little Rock, Ark., is casting a shadow over the proposed expansion of the Keystone pipeline. MAN:So that is a pipeline that has busted and has flooded the neighborhood. JUDY WOODRUFF:A local resident describe

发表于:2019-01-27 / 阅读(42) / 评论(0) 分类 PBS访谈环境系列

GWEN IFILL: Now to the political power struggle over legislation to build the Keystone XL pipeline, which landed today on the president's desk and was promptly vetoed. The president chose to carry out the veto in private, out of the glare of cameras,

发表于:2019-01-27 / 阅读(44) / 评论(0) 分类 PBS访谈商业系列

Topics: Ask an American: Nursing; responsible versus accountable; -wise; to double back Words: handmaiden keystone interaction consistently to give care to pull (someone) through to come up to (someone) to proceed to measure to specialize out in acut

发表于:2019-02-23 / 阅读(57) / 评论(0) 分类 美语听力 English Cafe
学英语单词
a strake
activated sludge filamentation bulking
adder accumulator
al faw (fao)
alkaline incrusted cystitis
apple jellies
B. & T.
bar disintegrator
baseball-card
be in favour
be no end fine
big-endian and little-endian
bolivian monetary units
boyis
camshaft gear drive
cap flashing
Cardium
cavetti
chinese calligraphy
claimants ledger
conversational report
crab winch
cutting over
delay mixing
deletes
demeurer
dhoruba
diatomaceous chert
double counterpoint in the twelfth
Dove Dale
energy-intensive technology
esc.
Ethershare
evaporable waste
Evenk
expendient
false reed
flour
forward current rating
genuflect
guardaba
hand driven generator
hattrick
heat exchange in sea
ice cream slab
indicine
individual cylinder
inhabited building distance
inherent opening time
ioderma
ko gaku (japan)
Kǒmdǒksan
mace butter
Madison River
mat matter
matrix gate
micro-code
monosyaptic reflex
multiple terminal
N-dimethylcyclohexaneethylamine
Nafrine
nuclear magnetic resonance computerized tomography
ordinal indicator
ordinary budget
Paleo-Siberian languages
Paneth and Hevesy method
passing shot
physik
pilot light burner
polyphenol-aldehyde fibre reinforcement
precompute
preferee
pry bars
Puricama
raphe of scrotum
rejoindure
roller cone
run-up brake
Salix microphyta
salmorejo
salvage group
scammoniae resina
scummers
semibatch selectivity
Serangoon, Pulau
Sitosterln
slamkins
sphinx-likest
sulfhydryl compound
super typhoon
taxable base
transfrontal orbitotomy
trial at nisi prius
triphenylguanidine
ultraviolet absorber fixative
unique array
unsupportively
vertical sliding window
vessel detection
virusin
yellow-orange leaf