分子性质

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Just when you thought youd heard everything, scientists have found that the reason you can hear everythingincluding things that are very quietis because

发表于:2018-12-24 / 阅读(44) / 评论(0) 分类 Scientific American(四)月

[00:02.33]Module 7 LOST AND FOUND [00:07.14]UNIT 3 Lost property [00:10.36]2 Listen and label the pictures. [00:15.06]1 Well, it's a big green sweater [00:19.35]and it's very old. [00:21.90]2 It's an old green sweater. [00:25.05]It's very small too.

发表于:2018-12-29 / 阅读(46) / 评论(0) 分类 外研社新标准初中英语七年级

The 2009 Nobel Prize in Chemistry goes to Venkatraman Ramakrishnan of the MRC Laboratory of Molecular Biology in England, Yale Universitys Thomas Steitz, and Ada Yonath of the Weizmann Institute of Science in Israel for their studies of the ribosome.

发表于:2019-01-08 / 阅读(66) / 评论(0) 分类 Scientific American(十)月

This years Nobel Prize in Chemistry is about the worlds smallest machines. G?ran Hansson, secretary general of the Royal Swedish Academy of Sciences, earlier this morning. The Royal Swedish Academy of Sciences has decided to award the 2016 Nobel Priz

发表于:2019-01-17 / 阅读(77) / 评论(0) 分类 2016年Scientific American(十)月

By Tendai Maphosa London 26 February 2008 The new edition of the second annual International Property Rights Index says physical and intellectual property rights are necessary for economic growth. From London, Tendai Maphosa has more in this report f

发表于:2019-01-31 / 阅读(47) / 评论(0) 分类 VOA常速英语2008年(二月)

BEIJING, Aug. 17 (Xinhua) -- China's property regulation measures have been carried out well by local authorities and speculative housing demand has been curbed, according to the results of a State Council inspection announced late on Friday. The ins

发表于:2019-02-14 / 阅读(48) / 评论(0) 分类 英语新闻
学英语单词
abrasive substance
acute dermal toxicity
all-digital phase-locked loop
also notify
ancophyte
aortic valve orifice area
attalus
autocutout
azidosugar
ball and sunk
beard needle
benzoin oxime
bivariate multinomial distribution
boy's name
buttonhold
callisthenic
Camenca
cancels
carams
cardiac centre
Carex brachyathera
castigatory
casting engineering
chase ride
chemigraphically
computer programming instruction
copying apparatus
counting cylinder
croony
culhuacan
Daphne longituba
defense in depth
disappearing stadia hairs
double-decked bridge
drapet
Ergogoph
explosive type malfunction
forced-air hardening
foremade
genus urocystiss
gives credit to
grease payment
harridge
have one's pennyworth out of
heavy ewe
heavy gauge wire
Hedyotis coreana
hollow charge
iliotibial ligament of maissiat
in-core thermionic reactor
independent station
index-matching material connector
indosinian disturbance
induced protein
infrared generation
Iris wilsonii
Judeo-Aramaic
khambhat
Kimambi
Konsha
magnetostrictiontype
manganic formate
matte varnish
maximum allowable
meat sticks
methylepsia
mirror reaction
mooring drag
munida prominula
narrow-band controller
nymphomanias
open-circuit ventilation
outdoor porter display
paper eapacitor
paternity right
Pelican Rapids
pentti
Picture Rocks
post-experiences
quite another
re-distribute
resistor element
rolitetracycline
Rudolf Serkin
science-y
shovelling machine
smo (stablized master oscillator)
soil and water loss
stream flow control
Strophanthoside-K
Tamarix sachensis
Temaxcal
tln
tour of observation
transverse strike-slip fault
tumbledung
unperceptively
uveoscleral pathway
vanadium(iv) selenide
venises
Weedonville
wool-worker