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(204) / 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(184) / 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(238) / 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(159) / 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(281) / 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(197) / 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(181) / 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(269) / 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(210) / 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(242) / 评论(0) 分类 GRE英语
学英语单词
ab-
aggregate dynamics
aliene
all in a tumble
amateur-satellite service
american cancer society
anthocyanidins
antielectrons
attack armature
authophyte
automatic following control
belt and bucket elevator
benefit concert
Carterinacea
character reference point
Cherokeen
China National Instruments Import Corporation
cinquedeas
cokebottles
complex hyperbolic function
cooling systems for lasers
costern
criticiseed
D7
diamond and square method
diaphragm fuel supply pump
dichlorotetrafluoroethane
disfigurement of face
dosage relations of genes
euchirella indica
family strigidaes
feeder bowl
fissurated
flat steel
floor clamp
flow coat
frodils
Gila Bend Mountains
go for the gold
gorjanci (zumberacka gora)
handinglove
heavy-duty test
hexadecimal address
high-speed data acquisition system
hormone releasing effect
hydrogen-embrittlement
impurity content
internal translator (it)
interrogated
karaburan
Kitakami
legal liability
lithium ion polymer
macroscopic thermodynamics
maladaptive
Manila Bay, Battle of
mechanical oscillation
mechanically-cleaned rack
metaprotocell
methyl caffeine
micrographics
minute-book
miss the connection
mixed policies
monotonicities
musculus opponens digiti quinti pedis
naphthene base
neutron capture
niran
nobill
nonrecordable
patrouille
pavona minuta
phenetic classification
pick test
pillersdorf
placentapepton
prosperity through productivity
residual polarization
rotating magnet
saint-lary
salantel
sea-battle
shuttle-driver
similar fault
sloping wave
St Vincent, G.
stealthstation
straughting
Susaninskiy Rayon
synchronisation
test spring
thellungianate
three S
time-multiplexed mode
tripartite method
tropic cyclone
ultra large coal
underlying investment
universal tool and cutter machine
washing lye
wine body