音标:[i,lektrəu'veiləns;-lənsi] ;
n. 【化学】;[亦作polar valence]电价;[亦称作electrovalent bond]电价键,离子键

什么是RB? RB的全名是 Rhythm Blues,一般译作节奏怨曲。广义上, RB可视为黑人的流行音乐,它源於黑人的Blues音乐,是现今西行流行来和摇滚来的基础,Billboard杂志曾介定 RB为所有黑人音乐,除

发表于:2018-12-18 / 阅读(117) / 评论(0) 分类 英文语法词汇

The Hammerheads Hammerhead These unique sharks have heads resembling flattened, T shaped hammers. But how would such a weird head evolve? One hypothesis is that having their eyes spaced far apart might give these sharks better 3D vision. Another hypo

发表于:2018-12-27 / 阅读(121) / 评论(0) 分类 英语时差8,16

Well, hearing that Odyssey had found subsurface water on Mars was enormously exciting for somebody who is involved in planning to send humans to Mars. Water has a number of important uses for us. At t

发表于:2019-01-02 / 阅读(142) / 评论(0) 分类 火星生命

By Gilbert da Costa Abuja 11 February 2008 Nigeria's leading environmental group has endorsed plans by the government to restrict the importation of used computers, in an attempt to control a growing e-waste disposal problem. From Abuja, Gilbert da C

发表于:2019-01-09 / 阅读(90) / 评论(0) 分类 VOA常速英语2008年(二月)

Stop making the eyes at me, I'll stop making the eyes at you And what it is that surprises me is that I don't really want you to And your shoulders are frozen (cold as the night) Oh, but you're an explosion (you're dynamite) Your name isn't Rio, but

发表于:2019-01-10 / 阅读(202) / 评论(0) 分类 英文最新流行歌曲

This handout illustration image created by Australia's Electro Optic Systems (EOS) aerospace company shows a view of the Earth from geostationary height depicting swarms of space debris in Low Earth Orbit (LEO), 20 Jul 2010 Australian researchers say

发表于:2019-01-13 / 阅读(118) / 评论(0) 分类 VOA标准英语2010年(七)月

The Hammerheads Hammerhead These unique sharks have heads resembling flattened, T shaped hammers. But how would such a weird head evolve? One hypothesis is that having their eyes spaced far apart might give these sharks better 3D vision. Another hypo

发表于:2019-01-17 / 阅读(108) / 评论(0) 分类 英语时差8,16

I Bet You Look Good on the Dancefloor Arctic Monkey Stop making the eyes at me, I'll stop making the eyes at you And what it is that surprises me is that I don't really want you to And your shoulders are frozen (cold as the night) Oh, but you're an e

发表于:2019-02-08 / 阅读(170) / 评论(0) 分类 好听的英文歌曲

LANZHOU, Feb. 11 (Xinhua) -- Northwest China's Gansu Province, home to the country's earliest nuclear base, plans to draft a new law on radioactive pollution control this year, the local government said Saturday. Lawmakers in the landlocked province

发表于:2019-02-17 / 阅读(147) / 评论(0) 分类 英语新闻

利用词根记忆GRE词汇是一种较为快捷牢固的方法了,通过词根可以将一连串GRE词汇串联记忆。下面是GRE词汇词根的gram部分,希望能够帮助各位考生快速记忆GRE词汇。 gram = write ,something written

发表于:2019-02-25 / 阅读(170) / 评论(0) 分类 GRE英语
学英语单词
a bite at the cherry
air education
Anasa tristis
anticolloidoclastic
approach-approach conflict
aromatase inhibitors
Austin,John Langshaw
automatic loading equipment
back-alley
Bacteroides ramosus
beguile the time
blade area
bletcherous
Bohmian
Bounty Islands
bract-
bridgable
brine cell
Cavnic
cha chaed
Chinese pheasant
Chrysocephalum
common hazard
common user network
compiler program
control law
Do you agree with me
drag bar
face-form
fast thermal coupled reactor
fiber bush
flexible shaft type vibrator
floramour
full-page
Gabriel Tellez
garou
harbour portal crane for general use
heat of linkage
hexamidine
Hjarbæk
Hold on the chain!
horizontal sweep
hydrodynamic instability
hypoaklinity
intermittent wiping
interstitial tumor
intersyllable
istiophorus platypterus
layawayed
legendre polynomial
Life Saving Appliances Certificate
logarithmic titration
loss of power
low hypermetropia
meantone temperament
mepiprazole
metal packaging container
mileage indicator
Mutawa'een
myek
narrow V-engine
nervous irritability
neuroepidemiological
neuroprotectant
non probability sampling
nonpresentable
normal girth
oculomotion
ogee washer
ommateum
ovalshaped
P-IRI
Pachelbel, Johann
paging service
parietal lobe
pea pods
penottus verdicus
perforated clay concrete tube
plasmacytoma of larynx
ploughing in green
racketer
ram shaft
reheat factor
resuscitator
reversible work
rhopalium
Ruffini's corpuscles
Selectasine
Shays, Daniel
Shufu
sichromal steel
speiser
stablishes
supertwisted
taken notes of
the noble art
thermal defocussing
valerol
vector sum
Vijayaratnam
waidge
Yehiam