un. 声速实验台

When Pablo Panda Sandoval made history with 3 home runs in game one of the world series his head was probably buzzing. But when batters in chilly Detroit had the ball not quite right in the next couple of the nets, it will be their hands that buzzing

发表于:2018-12-24 / 阅读(106) / 评论(0) 分类 Scientific American(十)月

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(117) / 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(121) / 评论(0) 分类 Scientific American(五)月

bench,n 法官席;长凳 【记】读:奔驰。一种宽体轿车,所以用的是长凳。法官特牛,一般都是做奔驰上班。 【类】rostrum:orator=bench:judge演讲者在演讲台上演讲=法官在法官席上审判

发表于:2018-12-30 / 阅读(104) / 评论(0) 分类 不择手段背单词

Scientists analyzed around 2,500 of those calls, and found that the second part (sound) is nearly identical in pitch every time from each whale: 16 hertz, or four octaves below middle C. And the slight variations in frequency that do exist are only a

发表于:2019-01-02 / 阅读(146) / 评论(0) 分类 60秒科学

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(166) / 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(144) / 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(176) / 评论(0) 分类 60秒科学

TORONTO, Dec. 13 (Xinhua) -- The Toronto Raptors' bench scored a season-low seven points in a 107-96 loss to the Milwaukee Bucks in NBA action on Sunday afternoon. Coming into the game, the Toronto reserves were ranked eighth in the league, averaging

发表于:2019-01-07 / 阅读(137) / 评论(0) 分类 英语新闻

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(118) / 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(127) / 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(148) / 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(104) / 评论(0) 分类 Scientific American(八)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(126) / 评论(0) 分类 2015年VOA慢速英语(九)月

Boston Symphony Makes Music in Mountains When Serge Koussevitzy, the Russian-born conductor of the Boston Symphony Orchestra, opened Tanglewood in 1937, he chose an all-Beethoven program, including the Pastorale Symphony. When conductor Christoph von

发表于:2019-01-13 / 阅读(107) / 评论(0) 分类 VOA标准英语2012年(七月)

By Alisha Ryu Nairobi 18 November 2009 A U.S.-flagged container ship which was hijacked by Somali pirates seven months ago has been attacked again off the coast of Somalia. Pirates were unsuccessful in their second attempt to hijack the Maersk Alaba

发表于:2019-01-14 / 阅读(139) / 评论(0) 分类 VOA标准英语2009年(十一月)

The Tiangong-2 space lab, though adopting the structure of Tiangong-1 without too many changes in appearance, has been designed to function much stronger than its predecessor. Zhu Congpeng, chief designer of the lab, says they've focused on a variety

发表于:2019-01-19 / 阅读(127) / 评论(0) 分类 2016CRI中国国际广播电台

MADRID, Jan. 3 (Xinhua) -- Real Madrid defender Sergio Ramos admitted Thursday that he was disappointed at the way his side's season has developed. Ramos is the third Madrid player to give a press conference in three days, after almost five months of

发表于:2019-02-05 / 阅读(129) / 评论(0) 分类 英语新闻

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(156) / 评论(0) 分类 实用英语

As a decrepit father takes delight To see his active child do deeds of youth, 正像阳精痿顿的父亲喜欢观看年轻气盛的孩子演示风流韵事, So I, made lame by fortune's dearest spite, 我虽曾蒙受命运最大的摧残, Take a

发表于:2019-02-24 / 阅读(201) / 评论(0) 分类 莎士比亚十四行诗全集
学英语单词
aluminium (al)
Amalric II
ancillary risk
antiradiation equipment
apex angle
arenal
army worms
autofocuses
bagging apparatus
Baksanges
be cut out to be
bear-like
Belgian blocks
berlin wool
BIRSH
cam shaft timing indicator
categorical grammar
catomountain
centralization of libraries
cheap of it
Convention on International Multimodal Transport
costeen
crustal shortening
Dextraven
differences in color
dynamic versus static block structuring
effect an insurance
equientangled
ethanoicer
excessive speed
for joy
foresee
funeral services
genotypical heterogeneity
geranium-reds
glycogen storage disease
halbwachs
haulage tariff
homogeneous product
house-to-house canvassing
in the death of winter
injective mapping
interwire
koxes
leio-
Levoca
limiting resolving power
loading capacity design
Mal Paso
mesatipellic
micro-burner
mixovariation
motor camp
move in
muster call
Neckera
normal stress effect
partial resection of omentum
pharrell
phytoleimma
pipe ore
pitman wheel
porosity intermediate
powersleeve
progametangial
pseudoperidia
psychiatric conditions
radii ciliares
rate of distillation
receiving office
rhamnopyranoside
safety integrity level
screening audiometer
separated broadcaster
slant matrix
solid waste incinerator
sound powered telephone
subacute septicemia
subdelegates
surface vent
take a beating
thermosiphon reboiler
thrupple
thunny
timing adjuster
tube ice machine
ultrasonic absorption coefficient
unknown character
unknown to
unreassurable
unspecial
us seismic
valldemosa
vancleave
Wapanucka
watch-bottom threading lathe
waygh
westphalian sovereignty
WFCC
wire covering machine
work of rupture
written down