互换实验

[ti:UNIT 4 Look into Science! Lesson 25: Let's Do an Experiment!] [0:00.466]UNIT 4 第四单元 [0:02.644]Lessons 25~32 第25~32课 [0:05.438]Look into Science! 观察科学! [0:07.483]You Will Learn 你将学到 [0:08.630]Functions 实际应用

发表于:2018-12-13 / 阅读(299) / 评论(0) 分类 河北教育初中英语(初中起点)八年级下册

Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文,请发贴到 听力原文收集区 ,您将会获得10到30积分的奖励! Thank you!

发表于:2018-12-17 / 阅读(253) / 评论(0) 分类 英语广播节选

[00:02.99]3 Listen and order. [00:07.30]You will hear Miss Wang give instructions on [00:10.67]how to use a Bunsen burner. [00:14.04]Listen to the instructions [00:15.94]and number the pictures in the correct order. [00:20.12]Number the steps 1-8. [0

发表于:2018-12-29 / 阅读(323) / 评论(0) 分类 外研社新标准初中英语九年级

It's always fun when my brother comes to visit from New Zealand. Because he is a math and science teacher, he often thinks of interesting things to do that fascinate the children. When he heard that one of my sons does experiments in the kitchen for

发表于:2019-01-01 / 阅读(182) / 评论(0) 分类 英语博客 A cup of English

GRE数学常见表达式汇总 1.is equal to; is the same as = the result is; yields; gives 2.the sum of x and y; the total of x and y; x added to y; x increased by y; x+y x more then y; x greater than y 3.x minus y; x less y; the difference of x and

发表于:2019-01-03 / 阅读(177) / 评论(0) 分类 GRE英语

Sidney was a 14-year-old boy with an interest in the sciences. One summer day he started his own investigations. With his 12-year-old sister Sophie in tow, he caught a large bull frog in a local pond. Sidney started his experiment with the amphibian,

发表于:2019-01-03 / 阅读(204) / 评论(0) 分类 英汉幽默故事选读

1. 3 college students were arrested Wednesday for allegedly setting fire to 9 Baptist churches across Alabama. One of the suspects allegedly said the first fires were set as a joke. The others were st

发表于:2019-01-08 / 阅读(268) / 评论(0) 分类 美联社新闻一分钟2006

check,examine,experiment,test check 指校对(文章、书信等)或找错、检查。 examine 表示察看或观察以了解情况,仔细检查。 experiment表示为了发现或证明某个事实而进行操作。 test表示以某种手段来试

发表于:2019-01-16 / 阅读(145) / 评论(0) 分类 英文语法词汇

Earth's magnetic field has reversed thousands of times since its formation 4.5 billion years ago. And scientists now believe that the next reversal is imminent. The race is on to predicting exactly when it will occur. In 2010, the European Space Agen

发表于:2019-01-22 / 阅读(150) / 评论(0) 分类 自然百科2011年

As the reversal approaches, the decay of our magnetic field will continue and cosmic radiation will get increasingly close to the Earth's surface. As the reversal approaches, the decay of our magnetic field will continue and cosmic radiation will get

发表于:2019-01-22 / 阅读(165) / 评论(0) 分类 自然百科2011年

Glatsmire's model shows that the magnetic poles swap places spontaneously due to / complex processes within the core. We were used to the idea that a compass points somewhere near the North Pole and hence we can use it for navigation, but there are p

发表于:2019-01-22 / 阅读(160) / 评论(0) 分类 自然百科2011年

By analyzing thousands of lava samples, geophysicists discover/ that the Earth's magnetic field has reversed over 18,000 times in the last 20 million years. On either side of these reversals is a long period of dramatically reduced field strength. Du

发表于:2019-01-22 / 阅读(153) / 评论(0) 分类 自然百科2011年

今天我们要学的词是reversal。 Reversal, 是逆转的意思。A reversal of policy, 意思是政策的逆转。A reversal of decision, 意思是改变主意。支持泰国前总理他信的政党在星期天的选举中成为国会第一大党,

发表于:2019-01-26 / 阅读(194) / 评论(0) 分类 英语单词荟萃

EDUCATION REPORT - Duke iPod Experiment By Nancy Steinbach Broadcast: Thursday, August 05, 2004 This is Steve Ember with the VOA Special English Education Report. Duke University in Durham, North Caro

发表于:2019-01-29 / 阅读(250) / 评论(0) 分类 教育与新闻

By Douglas Bakshian Manila 19 May 2007 International boxing champion Manny Pacquiao can deliver a knockout in the ring, but in the Philippine political arena the super featherweight appears headed for a loss. Preliminary returns from national electio

发表于:2019-02-03 / 阅读(175) / 评论(0) 分类 2007年VOA标准英语(五月)

今天我们要学的词是reversal。 Reversal, 是逆转的意思。A reversal of policy, 意思是政策的逆转。A reversal of decision, 意思是改变主意。支持泰国前总理他信的政党在星期天的选举中成为国会第一大党,

发表于:2019-02-05 / 阅读(165) / 评论(0) 分类 英语每日一词

The United States Wednesday vigorously condemned the military overthrow of the Mauritanian government and called for the restoration of democratic rule. The coup could lead to sanctions by the United States and European Union. VOA's David Gollust re

发表于:2019-02-06 / 阅读(176) / 评论(0) 分类 VOA标准英语2008年(八月)

Barbara Walters did a story on gender roles in Kuwait several years before the Gulf War. She noted then that women customarily walked about 10 feet behind their husbands. She returned to Kuwait recently and observed that the men now walked several ya

发表于:2019-02-07 / 阅读(186) / 评论(0) 分类 趣味英语

Topics: Movies - Butch Cassidy and the Sundance Kid; Mount Rushmore; threat versus menace versus peril; using should with have to; role reversal Words: loosely based on outlaw to flee sculpture to carve granite to draw to depict from the waist up to

发表于:2019-02-15 / 阅读(152) / 评论(0) 分类 美语听力 English Cafe

Do you know the open-air art gallery in London's Blackall Street? Not many Londoners know it either, but Henri does and he is willing to show it to you. Henri used to sleep rough until he met a charity that helps homeless people get back on their fee

发表于:2019-02-21 / 阅读(161) / 评论(0) 分类 英语听力精选进阶版
学英语单词
a-feared
acidised
acusis range
Al-Hasan ibn al-Haytham
annihilationist
aschersonia kawakamii
audible tone
ba-by
barering
BI
bi-modal
biberon
biotite jacupirangite
bistable latch
Bollstedt
bow farewell
brachymeiosis
calculating on
cardiopuncture
centre porosity
collet closing tool
competitive enzyme inhibition
concrete pond
construction cost estimation
counter-counter measures
counterpressure brake
dasturis
deck welding
Diablo, Mt.
discinas
driech
Drǎnic
dyspnoeas
EBF
ehr
enry
exchange area layout
facemen
Fingers and thumbs
fix someone up
fixed needle traverse
flexible take-off (fto)
granuloma inguinale
gudulka
hair glands
Half astern both engines!
hammock form
heterogeneity of liquid film
HHb
hypotrich
in blissful ignorance
inducedmotion
inequality equation
Jevenstedt
jumirhodopsin
kellows
khral
kotchman
labrokes
largescale culture
lionhead cichlid
live alone
log exposure range
make-up pipe
melanite-phonolite
murages
neckmold
neuf
Nujiang
of yore
one line scanner
Paris luquanensis
patternmaker's lathe
plane of oscillation
plantains
precision tools
programmed instruction
projective duality theorem
pull of the tide
reargue
red cypress pines
Remote Imaging Protocol
Rheims-Douay Bible
road rage
rocker-bar
sampled input
sensillum ampullaceum
skotoplankton
subsistence herding
supereminently
supplementary data
swapmeet
tar cooler box
Tasman Pulp and Paper Co. Ltd.
teistie
theater war reserves
three-phase winding
tickey-boxes
trichomaladera yasutoshii
trigonometric point
ypthima norma posticalis
yunghi