吸音

a an abandon abide ability able abnormal aboard abolish about above abroad abrupt absence absent absolute absolutely absorb absorption abstrate abstract absurd abundance abundant abuse abuse academic academy accelerate acceleration accent accept acce

发表于:2018-11-30 / 阅读(210) / 评论(0) 分类 2005星火考研词汇记忆指南

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发表于:2018-12-01 / 阅读(182) / 评论(0) 分类 用Mp3背六级单词

This is Scientific American's 60-second Science. I'm Steve Mirsky. Got a minute? Can you name those notes? Probably not. Perhaps one in ten thousand speakers of European languages has perfect pitch - the ability to recognize a note without having hea

发表于:2018-12-24 / 阅读(137) / 评论(0) 分类 Scientific American(五)月

This is Scientific American's 60-second Science. I'm Karen Hopkin. If you ever got picked on in the schoolyard, you might have wished for some sort of superpower, like unbeatable speed or maybe just the ability to completely disappear. Now scientists

发表于:2018-12-24 / 阅读(132) / 评论(0) 分类 Scientific American(五)月

Leaves Inspire Better Solar Panels What do leaves and solar panels have in common? Both absorb sunlight and turn it into energy. But while solar panels typically have smooth surfaces, leaves have tiny wrinkles and folds that allow for maximum light a

发表于:2018-12-31 / 阅读(109) / 评论(0) 分类 英语听力文摘 English Digest

Hybrid cars are good for the environment. But scientists say that they might be bad for pedestrians. Because hybrids are so quiet, it can be hard for walkers to hear them until its too late. Listen to this. [quiet car sound] Thats a Toyota Prius mov

发表于:2019-01-02 / 阅读(187) / 评论(0) 分类 60秒科学

Can you name those notes? Probably notperhaps one in 10,000 speakers of European languages has perfect pitch, the ability to recognize a note without having heard any reference note first. But theres a much better chance you could successfully name

发表于:2019-01-02 / 阅读(154) / 评论(0) 分类 60秒科学

If you ever got picked on in the schoolyard, you might have wished for some sort of superpower: like unbeatable speed or maybe just the ability to completely disappear. Now scientists at the College of Wooster in Ohio say that you might have had a s

发表于:2019-01-02 / 阅读(191) / 评论(0) 分类 60秒科学

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Every year, scores of manatees are killed by boats in Floridas waters. Their plight is an ecological concern. And everyone from marine biologists to Marg

发表于:2019-01-08 / 阅读(133) / 评论(0) 分类 Scientific American(十一)月

This is Scientific American's 60-second Science. I'm Karen Hopkin. This will just take a minute. Hybrid cars are good for the environment, but scientists say that they might be bad for pedestrians. Because hybrids are so quiet that can be hard for wa

发表于:2019-01-08 / 阅读(138) / 评论(0) 分类 Scientific American(五)月

We humans are pretty good at communicating with sounds other than words. But how much of this is hard-wired, and how much do we pick up from others? To find out, researchers recorded the nonverbal sounds of people born deaf, as they responded to a ra

发表于:2019-01-08 / 阅读(175) / 评论(0) 分类 Scientific American(十一)月

Blue whales off the California coast make calls that, sped up 10 times, sound like (sound of two-part call). The original is a wall-rattling frequency too low for us to hear. Scientists analyzed around 2,500 of those calls, and found that the second

发表于:2019-01-08 / 阅读(119) / 评论(0) 分类 Scientific American(八)月

Imagine a world where sunlight can be captured to produce electricity anywhere, on any surface. The makers of thin-film flexible solar cells imagine that world too. But a big problem has been the amount of silicon needed to harvest a little sunshine.

发表于:2019-01-08 / 阅读(152) / 评论(0) 分类 Scientific American(二)月

Country Music Ladies Put Men in Their Place American country music lyrics often describe women as they might appear in mens dreams. This is especially true of songs by many male artists. But the songs by Maddie Marlow and Tae Dye are different. The t

发表于:2019-01-12 / 阅读(141) / 评论(0) 分类 2015年VOA慢速英语(九)月

New design produces flexible panels using only 1-2 percent as much silicon Art Chimes | Washington, DC 19 February 2010 You can use 100 times less silicon. And that's potentially very significant. Harry Atwater Schematic diagram of the light-trapping

发表于:2019-01-13 / 阅读(144) / 评论(0) 分类 VOA标准英语2010年(二月)

Ethiopian Jews Settle Into Life in Israel Israel is marking the 20th anniversary of a massive airlift of Ethiopian Jews called Operation Solomon. The arrival and integration of tens of thousands of Ethiopians into Israeli society have presented major

发表于:2019-01-13 / 阅读(118) / 评论(0) 分类 VOA标准英语2011年(十一月)

A share A股;甲类股份 abatement of tax 减税;减扣免税额 ABN AMRO Bank N.V. 荷兰银行 above-the-line expenditure 线上项目支出;经常预算支出 above-the-line receipt 线上项

发表于:2019-02-01 / 阅读(154) / 评论(0) 分类 财会英语

Around the world, many people start their day with a cup of coffee, a cappuccino, or an espresso. At the same time, there are many people with various thyroid conditions who rely on synthetic thyroid hormone replacement medication like levothyroxine

发表于:2019-02-01 / 阅读(137) / 评论(0) 分类 实用英语

通知与确认 Acknowledgments Confirmations 通知对方接到来信Acknowledging receipt of letters1. Dear Mr/Ms,Thank you for your letter No. A-3 of 6th May, offeringus 6 UI-4 Viewdatas. We have passed it on to ourTechnical Department for their c

发表于:2019-02-06 / 阅读(167) / 评论(0) 分类 实用英语

A abbreviation,absorption,abstract,abundance,acceleration,acceptance, accessory,accommodation, accordance,acquaintance,acquirement,acquisition,adjustment,administration, admiration,admission, adoption

发表于:2019-02-18 / 阅读(138) / 评论(0) 分类 考研英语
学英语单词
.bv
aerial flares
aerospace systems engineering
Anisotremus surinamensis
annual general meeting
anshaw
appropriator of water rights
basic seeds
boggildite
boyzone
Bufuronol
cap sheet
cargo refrigerating plant
cavity pulsation frequency
chafing-dish
choeradology
chuchryk
cleaning efficiency
cyclomunine
design hourly traffic volume
diplobacillary
direwolves
discute
double pressed
dykey
early-term
empty car kilometrage
encharms
extended-interaction tube
feed condition
fishing-tackle
forbidden zone
full-adder transistor
grognard
Hartree approximation
haulm pulverizer
hershael
hot aggregate bin
hydroseeder
imploding
joypops
jumbling
just tolerable noise
justiceworks
know sth from inside
Landrax
llamddawnsio (wales)
loop jamming
mechanical dust separator
metaphylactically
mild depression
miss probability
modamide
mounted turn about plow
non-specific T-cell helper factor
non-watertight bulkhead
norrkoping
note payables
nothura
over voltage relay
palmital
parametric polymorphisms
pavonite
PBP
peridea
piston type soil sampler
PL topology
Presinol
pretext
process-control viscometer
promyelinating
punch external form
rabate
read back check
real fluid
red shale
Rehra Bāzār
rhyacophila clemens
runway surface ice detector
sapphires
Saurauia paucinervis
semi finished nut
Senegambia Confederation
Sgr A
spiritally
static synergy
steps to
sub-gene
subtransient component
sun marigold
systemic amyloidosis
technical activities request form
the switchboard
think hard
uncapacitated
unenchantable
uniformly convex Banach space
unrollment
Vena recessus lateralis ventriculi quarti
Veronica himalensis
wackoes
zinc box