震次

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(89) / 评论(0) 分类 Scientific American(九)月

Today's podcast will be dedicated to the 'th'. English, being quite irregular at times, has two ways of pronouncing the combination of the t and the h. That may seem simple, but getting it right is a key to sounding like a native. I have met many peo

发表于:2019-01-01 / 阅读(36) / 评论(0) 分类 英语博客 A cup of English

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. When we think about how to represent sound visually, most of us probably picture those volume-dependent sine waves. But thats not how John Stuart Reid

发表于:2019-01-08 / 阅读(59) / 评论(0) 分类 Scientific American(一)月

Exercise 5-15: Shifting Your Voice Position CD 3 Track 41 Pinch your nose closed and say. You should feel a high vibration in your nasal passages, as wellas in your fingers. Now, continue holding your nose, and completely relax your throatallow an ah

发表于:2019-01-15 / 阅读(51) / 评论(0) 分类 标准美语发音的13个秘诀 CD3

1. Cyber Sickness 晕屏症 Also called digital motion sickness, symptoms that range from headaches to woozy feelings can occur when you quickly scroll on your smart phone or watch action-packed video on your screen. 这种病也被称为数字晕车,

发表于:2019-02-03 / 阅读(560) / 评论(0) 分类 阅读空间

Why Don't Snorers Wake Themselves Up? Anyone who's ever slept in the same room as a loud snorer knows how infuriating it is to have to suffer through all that noise while the offending party remains blissfully oblivious and asleep. Loud snorers can w

发表于:2019-02-04 / 阅读(58) / 评论(0) 分类 阅读空间
学英语单词
abnormal state
aesthetic taste
anvil chip
areopyknometer
arlin
astatism
aurora australiss
authentication parameter
bat-flying time
body of clitoris
calculating center management
catabolised
catweazles
centesimating
centrolenid
cephalometric method
chival
codium edule
COMPR (compressor)
court of appeals
Dadès, Oued
Dartalan
digital data communication system
dimensional proportion
Disease-enduring
distiller's product
electro-optical Q-switch
empoli
epineritic
exchange class
exorheic basin
export intensive industry
extracteth
Fedje
field operations
fixed gang-condenser
fixin's
Flat Pt.
foam degumming
gauged mortar
geodetic astronomy
graphold
green-heads
grouped indicant
gurltias
gutter plank
hatching rate
heave away
helix element
Hijiri-dake
holiday center
i-fed
identification of instrument causing trauma
incredibility
inertial impaction
infinite group
intel 815 chip
Isachne depauperata
Johnin
kauffmanns
keynesian system
Kisosi
kojic acid
laser sensor
lay the grain
low profiles
majorizers
mean compressive strength
multiple drum winch
noninflammable
nonlinearties
panther cap
partscores
passes on
Pecteilis radiata
pomatorhinus erythrocnemis
Proscylliinae
pyramidal hemihedrism(pyramidal hemihedry)
qatayef
real - time video
restrictionist
safe operation life
semmelroth
shanghai university
sideline occupation
signaling plan
single damask
ski-slope
slippery hand
Sovnarkom
spell something out
stachyurus yunnanensis franch.
sum coincidence
Tangaye
tether grazing
thrust management select panel
Tédoa
V. L. T.
vicarious hypertropy
whirlanout