[电] 声幅射器

[00:08.99]You Must Be Our New Neighbor [00:15.32]你一定是我们的新邻居吧 [00:21.66]A. Oh, hello. You must be our new neighbor. [00:25.78]哦,你好。你一定是我们的新邻居吧。 [00:29.91]B. Yes,thats right.Let me introduce mysel

发表于:2018-12-03 / 阅读(196) / 评论(0) 分类 快捷之路交际英语2

[00:00.00]1 A:How much is it to rent an economy car? [00:02.09]租一辆经济车需要多少钱 [00:04.18]B:$19 a day or$129 a week unlimited mileage [00:09.09]19元一天或129元周不限里租 [00:14.00]A:Could I have one for tomorrow morni

发表于:2018-12-10 / 阅读(184) / 评论(0) 分类 实用英语口语

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(130) / 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(154) / 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(149) / 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(169) / 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(202) / 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(167) / 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(206) / 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(142) / 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(149) / 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(198) / 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(129) / 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(159) / 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(128) / 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(170) / 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(156) / 评论(0) 分类 2016CRI中国国际广播电台

多大年龄算是成年,各国法律有不同规定。英国一项最新调查总结出50个成年标志,其中既包括每月规划收支、关注利率、有自己的政治观点等智商情商方面的成熟表现,也不乏自己洗衣服、换

发表于:2019-01-30 / 阅读(160) / 评论(0) 分类 阅读空间

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(177) / 评论(0) 分类 实用英语

戴尔卡内基是励志大师,今天一起聆听他的箴言吧。 Most of the important things in the world have been accomplished by people who have kept on trying when there seemed to be no hope at all. by Dale Carnegie, Motivational Expert 「世

发表于:2019-02-06 / 阅读(152) / 评论(0) 分类 卡卡课堂早餐英语
学英语单词
adiantum monochlamys fat.
amazings
anagrammatists
aquatic biomorphology
ar rubayiyah (rubaiya)
Ardennes
associated scalar type
atluvial soil
bearing deviation
bio-electrical phenomenon
blogcast
branch-type instruction
butt time
canary islandss
channels-collaterals magnetotherapy
clarksdale
coefficient of haze
coercion of witness
cold-season
combustion plant
conference telephone control board
contractus
cover chain welding
dancing queen
datum pressure
denounced
desk checks
document reproduction
drum stenter
duratives
edge train
engrafted stream
eucalyptus rostratas
fall back into
farm wages rate
fluentness
fuel reproduction factor
genus dactylorhizas
glidingly
glycerin monoformate
Glycordin
haplogenotypic
hot mirrors
increase of supply
john drews
Kuro-saki
land planer
lightning-fast
Likati
limbus spiralis
linkage library
Litsea kwangtungensis
madregal
Magdalena, Mt.
medical protozoology
mesabolone
mildewcide
mud-flush method of sinking
multiperiod wage offers
negative temperature coefficient thermistor ceramics
nimite
Olav V Land
packing specifications
paddles
peak halyard
pelvic ring disruption
pentop
personal theft insurance
police constables
polyether glycol
posterior area of fixigena
postirradiated lesion
rethatching
reticle holder
Rivercess County
root system basis
rotary ironing machine
rotary stepping relay
rowlatt
savine
semenya
Semidi Is.
siop
softball field
Soy-Dome
spray cooker
stole over
superficial punctate keratitis
Taranga I.
thick seam
to-flight
tumor cell embolus
uridine nucleosidase
valwe
vertical interval reference
vitium primae formationis
wave-off
web document
well-known trademark
wheel detachable side ring
withdrawing roll
wreck and ruin