[木] 木材传声性

AMERICAN STORIES - The Gatewood Caper By Dashiell Hammett Broadcast: Saturday, August 06, 2005 该篇广播稿还未有正式版本,欢迎大家积极参与听写,然后相互修正,以得到与原

发表于:2018-11-27 / 阅读(383) / 评论(0) 分类 American Stories

1723 、 质量 mass 1724 、 质感;质地;肌理 texture 1725 、 趟门 slidingdoor 1726 、 踏靴 holddownfoot 1727 、 轮廓线;外形线 outline 1728 、 遮光物 shade 1729 、 锌 zin

发表于:2018-12-08 / 阅读(129) / 评论(0) 分类 英文名句短语

Howmuchwoodwouldawoodchuckchuck ifawoodchuckcouldchuckwood? itwouldchuckasmuchwoodaswoodchuckcould,ifawoodchuckcouldchuckwood. Howmuchwoodwouldawoodchuckchuck ifawoodchuckcouldchuckwood? itwouldchuckasmuchwoodaswoodchuckcould,ifawoodchuckcouldchuckwo

发表于:2018-12-14 / 阅读(119) / 评论(0) 分类 Wee Sing In The Car

苏明,去年加州发生了几次小地震,当时有消息说那是发生大地震的前兆。我也听说了,可是我一个住在加州的朋友告诉我,大地震可能不会发生。但愿如此。苏明,美国人在说这种话的时候

发表于:2018-12-16 / 阅读(173) / 评论(0) 分类 美国习惯用语

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(110) / 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(121) / 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(122) / 评论(0) 分类 Scientific American(五)月

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(152) / 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(167) / 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(145) / 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(179) / 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(119) / 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(129) / 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(149) / 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(106) / 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(128) / 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(110) / 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(142) / 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(130) / 评论(0) 分类 2016CRI中国国际广播电台

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(157) / 评论(0) 分类 实用英语
学英语单词
A-register
Achumawi
air ship inflight fueling
air velocity vector
al hamrat (el hamrat)
as-cold reduced
asymmetric polymer synthesis
atomic summary table
augmented Jacobian matrix
balanced two-terminal-pair network
battlesdens
Becquerel effect
Benzoestrol
Blido
blooming-mill
bonhommie
bursa bicipitoradialis
capital of Alaska
cell apoptosis
centimeter-candle
centumviral
Charpy V-notch test
chlor-alkali industry
Chuayffet
clientes
cold-cathode gas-filled tube
conies
constructive reduction learning
contemporary ophthalmology
day zero
defamatory words
dope story
drawnest
dysoxia
eldreth
employment practice
enforcement of guardian's liability
environmental impro vement
esophagogastric junctions
extra string to one's bow
form feeding device
give a hostages to fortune
head frame
Herschel, William
highly significant difference
hoecakes
how goes it...?
ice sheet
identity permutation
Ilocano
interval algebra
inviscid fluid
Listera divaricata
lokey
longitudinal ridges
mainly through the root hairs near the root tip
molpadia roretzi
mud-beplastered
mulestein
Nagaizumi
Nocardia buccalis
non-reheat unit
nonmacrophage
on feed
out-of-band input signal
outrate
oxalis acetocella taemoni
parathymia
parmotrema chiapense
periodontal membrane fiber
premanifest
pressure side
pressure-tank
primary poverty
profile testing instrument
pulse width mulitivibrator
quenching temprersture
rational material flow chart
re-sentences
resonant-current step-up
roller-setting
rotary plow
sodium lanthanum sulfate
soil and water conservaion
solder cup
span-long
spiral distortion
spoonings
spur wheel countershaft
subcultures
Succoth
telvsn.
to beat the devil
tolerific
total occupation
transmitting arm
venae saphenae
weight tolerance
well-blacked
with one hand tied behind one's back
withi
wreck removal