[计] 代表元素

representative element的用法和样例:

例句

  1. He was the discoverer of the element radium.他是镭元素的发现者。
  2. Each element may be represented by a symbol.每个元素可用一个符号表示。

Today that sounds ridiculous. 今日这种说法听来荒唐 But two hundred years ago it didn't seem so unlikely. 但是两百年前还颇言之成理 It was widely believed that 当时一般人认为 the Earth was only a few thousand years old. 地球

发表于:2018-12-07 / 阅读(168) / 评论(0) 分类 太阳科普

The composition of the sun lies in this bar code. 这个条码说明了太阳的组成 All the thin lines are caused by tiny amounts of complex elements 这些细细的线条,都是微量复杂元素造成的 metals like iron and magnesium. 好比说

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US Representative Giffords Resigns Year After Arizona Shooting House Majority Leader Eric Cantor, a Republican from Virginia, recalled the shooting rampage on January 8 last year, saying the country will never forget those who lost their lives. A lit

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[00:01.02]A year later, [00:02.36]she found a note under her door from eddy, [00:05.01]telling her that she was still the best teacher [00:07.17]he ever had in his whole life. [00:09.74]But the story doesn't end there. [00:11.91]Twenty years went by

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From NPR News in Washington, I'm Barbara Klein. The US Intelligence Community in Afghanistan has been sharply criticized by one of its own. Major General Michael Flynn, a Deputy Chief of Staff for Intelligence for the US and NATO in Afghanistan, says

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[00:07.34]Last Tuesday was World Population Day. [00:12.98]The message this year was Saving Women's Livers. [00:18.91]The director of the United Nations Population Fund, [00:24.27]Nafis Sadik,released a statement in ovservance of the day. [00:30.59]D

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Exercise 4-8: Rule 5 The Silent T Read the following sentences out loud. Make sure that the underlined Ts are silent. 1.He had a great interview. 2.Try to enter the information. 3.Turn the printer on. 4.Finish the printing. 5.She's at the internation

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Enable to do sth. Beneficial--- by/from Criticize Shortcomings Human Resources prevent--- prevent from Device--- facility Recovery Know-how Expert Emphasis---imphases Be lack of = short of Factor--- e

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今天我们要学的词是representative. Representative 代表。Representatives from major political parties in Pakistan urged the Election Commission to bar militant-turned-political parties from participating in the election. 巴基斯坦主要政

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Science and Technolgy. 科技。 Modern alchemy. 现代炼金术。 Turning a line. 进入新的一行。 The race to extend the periodic table continues. 扩展元素周期表的比赛仍在继续。 ONE of the first inklings that chemistry has an u

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发表于:2019-01-03 / 阅读(179) / 评论(0) 分类 趣味英语

Aries 白羊座 (3月21日~4月20日) The fire element of Arise brings assertive I energy. 火相星座的特质使白羊座具有非常自信的自我力量。 TIPS: Your persistence will lead you to success. But your impulsive temper may cause prob

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新春将近,老一辈的人总是在新的一年开始的时候根据生肖算一下自己来年的运气,而年轻人则会针对自己的星座测算一下新的一年里的运程。星座是西方人的传统性格分析学问,但你知道怎

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Refuel tempted to skip meals and pull late nights when you feel the heat at your work? Both could lead to burnout. Get six to eight hours of sleep and go to bed at the same hours every night. Aovid big meals but high-cabon, low-fat snacks every few h

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Refuel tempted to skip meals and pull late nights when you feel the heat at your work? Both could lead to burnout. Get six to eight hours of sleep and go to bed at the same hours every night. Aovid big meals but high-cabon, low-fat snacks every few h

发表于:2019-01-08 / 阅读(138) / 评论(0) 分类 英语美文

AS IT IS 2016-06-11 Four New Elements Added to Periodic Table 元素周期表新增四种元素 Four new chemical elements have been officially added to the periodic table. 四种新的化学元素被正式加入到元素周期表中。 The Internati

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[0:0]efficiency效率,功效 [0:12.1950]elaborate elastic elbow elderly精心计划的,详尽的 橡皮图,松紧带 肘,肘部 较老的,年长的 [1:2.6076]elect electrical electron选举,推选 电的,电气科学的 电子 [1:41.1372]electronic elegant element elementary [2:36.2790]el

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星座(Zodiac Sign)是占星学(astrology)中必不可少的组成部分之一,也是天上一群群的恒星组合(constellation)。 人们用星座来分析性格,每个星座都有特定的性格特征,小编帮你整理出来,可

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发表于:2019-02-09 / 阅读(139) / 评论(0) 分类 阅读空间
学英语单词
Aconitum kongboense
Amomum hongtsaoko
angle build up
antenna capacity
antiacarian
antioxidant DOD
backbones
Baptist Belt
bicalcarata
blush brush
broaden business
Bullecort
cellulo-silk
centers of flotation
cigar mess
clew iron
cluizel
colour specification
composite relation
conjunctival layer of eyelidss
control system flow charting
Cotoneaster turbinatus
cover of unconformable strata
cupric sulfite
dc erasing head
dense population
depassier
dermatologic paste
dichuchwa
dorsal cochlear nucleus
droseras
Dutch clinker
dwarfings
Elatostema prunifolium
electronic copresence
electronic tuning range
energy resolving power
engineering purchasing specification
ex-colonial
excitation wavelength
fillady
flawed article
floor mats
for the purpose at hand
formation-resistivity factor
gauge-board
genus adiantums
genus tamuss
gliding joints
gravitation shock
hopis
immoralization,immoralisation
impoliticness
in-pile instrument
inkholder
intestinal mycosis
invitee
irregular movement
Kestoben
key in something
manifest error
middle-manager
nonrelaxed
nonvideo
notice of damage
nutual
oil-thrower
parking brake pedal
PIRID
principle of effective stress
progression assembly
prokaryotic cell
proto-neutron stars
proton-pump
pulse base distortion
pyschological
radioactive emanation
retarding conveyor
roll-along
rolling shear
saussurea kiraisanensis
shallow junction
single-stage modulation
smellie
spirula
start year
stenygrinum quadrinotatum
strategian
strontium arsenide
subcaliber equipment
takes a powder
test of effect of sudden power change
tetanus bacilli
thermofission
told me you loved me
underground root
understatement of liabilities
unshakingly
urocystitis (pl.- daea)
valve arrester
vigna radiata radiata
witer