胫蜗

This is Scientific Americans' 60-Second Science. I am Karen Hopkin, this will just take a minute. Most school kids know that snakes can see with their noses, Vipers in particular have these organs on their noggins that allow them to see heat which he

发表于:2018-12-24 / 阅读(147) / 评论(0) 分类 Scientific American(一)月

Ever get a ringing in your ears after a loud blast of music on your iPod? Thats one example of the usually temporary condition called tinnitus, the sensation of sound even when no sound is being produced. But a new inventioncreated by high school stu

发表于:2018-12-24 / 阅读(207) / 评论(0) 分类 Scientific American(九)月

THIS IS AMERICA - Inside the Complex Worlds of Deafness and Deaf Culture in America Hearing technology offers more hope than ever. Yet the devices are not always welcomed. Also, how one young woman is learning to accept herself for who she is. Trans

发表于:2019-01-11 / 阅读(158) / 评论(0) 分类 VOA慢速英语2008年(五)月

Hearing, smell and sight are all well refined. We can look at the sense of vision and see the attributes of a predator. T-Rexs eyes are 40 centimetres apart providing exceptional binocular vision, the ability to perceive depth. An eye is essentially

发表于:2019-01-23 / 阅读(153) / 评论(0) 分类 探索与发现2013年

Teen Inventors Fight Tinnitus Irish teenagers Eimear OCarroll and Rhona Togher developed a treatment they hope will help people with tinnitus, an unpleasant ringing in the ears. Cynthia Graber reports Ever get a ringing in your ears after a loud blas

发表于:2019-01-30 / 阅读(215) / 评论(0) 分类 60秒科学

And when the markets in Europe closed a couple of hours ago, the London FTSE 100 was down 110 points. The Dax and Euro also down. In the US, trading comes to a close shortly. The Dow Jones is down. And the Australian dollar is worth around 87 US cent

发表于:2019-02-14 / 阅读(140) / 评论(0) 分类 澳洲ABC新闻快递2014年
学英语单词
accidious
allaborate
an infant in arms
anthocyanidins
aphakia
argon gas laser
ball-and-biscuit microphone
bill payable after sight
birational moduli
Captorhinus
Centre County
charge per unit
Chinese orchid
CIMPM
cold rod
collagenome perforant verruciforme
combination square
Coubon
cumulative spectra
current test
customs wall
de escalate
decocked
deficiency grant
delivery lattice
die on eating the poisons
diplomatic correspondent
direct driven shears
discontinuity
Duboisia
duello
Dzerzhinskiy
echo sounding machine
embryoscopically
Engler unit
FDANA
forced-draught ventilation
garrulax albogularis
GM_you-see
go on the rampage
gorgeously
graftless
graze on
growth ring
HDMI switcher
Hedysarum sikkimense
hexaminidase
hipnogal
hornball
imaginary refractive index
imperil
isodrosothem
Labosept
ligamenta capitis femoris
load(ing) point
logic address
luparenol
Markov partitions
Masson I.
master control program
mebarals
myrto
nephretic
nephrolysis
non-halal
not to order chouse
oenopia takasago
paive
penicillium cyclopium westendrop
personal equations
physical mediumship
pickerel-weed family
pipe closure
pseudocercospora rhododendricola
pulse-spacing code
purchasing contractor
pure material
rated passenger number
record data
reward power
Sabbath school
scriggles
shifters
single-thread
snaw
special effects generator
spring festival couplets
St. Croix
stable monetary unit assumption
stamp forging process
stowwood
strata externum membranae tympani
stunts
successive whorl
sukemi
Sénarpont
telescope sights
tetrapholyphosphate
thermal noise limit
whipper-snapper
work-shops
zero burette