3-甲基-2-环戊烯酮

Three Billy goats Gruff There were three billy goats with the name Gruff. The three billy goats Gruff were going up a mountain to eat and get fat. On the path up the mountain was a bridge over a river. Under the bridge, there lived a nasty, old droo

发表于:2018-12-07 / 阅读(45) / 评论(0) 分类 元元的播客

This is Scientific Americans 60-Second Science. Im Cynthia Graber. This will just take a minute. Saliva contains many useful components: lubricants, enzymes for breaking down food and now compounds that can reveal a persons age. Thats according to a

发表于:2018-12-24 / 阅读(64) / 评论(0) 分类 Scientific American(六)月

You'llneverguesswhatmakesaclip-clop , clip-clop , bang,bang,clip-clop,clip-clop,clip-clopnoise. AnAmishdrive-byshooting. Notes: 1.You'llneverguesswhatmakesaclip-clop , clip-clop , bang,bang,clip-clop,clip-clop,clip-clopnoise. 你一定猜不到

发表于:2018-12-26 / 阅读(27) / 评论(0) 分类 英语笑话(MP3+文本)

AGRICULTURE REPORT - Restrictions on Methyl Bromide By Mario Ritter Broadcast: Tuesday, March 16, 2004 This is Steve Ember with the VOA Special English Agriculture Report. Graphic Image Some chemicals

发表于:2019-01-06 / 阅读(88) / 评论(0) 分类 农业与发展

Science and Technology Epigenetics and stress Baby blues 科技 外因遗传与压力 新生儿蓝调曲 A mother's stress while she is pregnant can have a long-lasting effect on her children's genes 母亲孕期压力过大会对孩子的基因造成长

发表于:2019-01-26 / 阅读(58) / 评论(0) 分类 经济学人科技系列

研究:人的鼻子能嗅出性别 WASHINGTON, May 1 (Xinhua) -- The human nose can sniff out gender from body secretions even though people don't think they smell anything, Chinese researchers reported Thursday. Wen Zhou of the Chinese Academy of

发表于:2019-01-31 / 阅读(318) / 评论(0) 分类 英语新闻
学英语单词
acheiropoietic
airward
all orders of society
amnioscope
astroengineering
batch melting
bemoaned
benign hemangiopericytoma
Billroth hypertrophy
Biograncetina
booster system
cardiopulmonary exercises
Carterfone decision
cathodoluminescent
clithon retropictus
coal fired power plant
cold rivetting
compulsory cession
consistency problem
contact exposure
coupled cavity maser
death time
denormalization
dilue
dog-legs
double dealing
early palaeozoic era
earthquake magnitude
eaven
ectoconidium
factorial trials
fontarsen
get back
governor union nut
grimwade
hexosyltransferases
hot pockets
hydraulic machinery
hypergeometric curve
Indigosol Green IB
initiating station
inserted fraise
interlocking apparatus
internal aneurysm
intervention required message
issaka
jevens effect
jolley
Kamskatchan
Kleist(Bernd) Heinrich (Wilhelm ) von
lace effect
lead someone a merry dance
May-curve
Montbazin
mountain peat soil
multishell
myocardial sinusoids
National Diet Library
neopilinas
nervi auricularis magnus
no-load nozzle
nodi lymphatici colici dextri
notree
order of units
our mission
panonychus citri
perceivance
petrogenic grid
pharmacognostical
phib
photometric bench
phyllomyza nudipalpis
Pisalcid
powder-bed
preposted
presence equalizer
proper subclass
pseudo-glacial striation
puccinia duthiei
quick line
regress conglomerate
remedium
rosencranz
salaried post
secondary origin
sinking lamp
slag stopper
sour apple
stony iron-meteorite
SUC-COA
surface electron state
swing type roof
synchrotron aperture
Takata reagent
That is quite a different story.
the disposition of God
trichlorophenol
UCPD
unfavorable geological condition
vertical visibility map
weather phenomena
ziphius cavirostris