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This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Its the time of year to take a look backand thats just what the journal Science did as they listed their most important breakthroughs of 2008. At the v

发表于:2018-12-02 / 阅读(65) / 评论(0) 分类 Scientific American(十二)月

图片 by Jason Marshall Its not often someone suggests that knowing some math could make you the life of the party, but thats exactly what Im going to do. Yes, a properly timed delivery of a few fun facts about the famed Fibonacci sequence just migh

发表于:2018-12-07 / 阅读(82) / 评论(0) 分类 数学英语

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? The human genome was sequenced, and in the process of moving that forward the technology that was developed was incredible. And because of their efforts in human genome,

发表于:2018-12-24 / 阅读(80) / 评论(0) 分类 Scientific American(十)月

Describing Order and Sequence Patrick: Okay, your first task is to put all of these files in order. Maya: Wow, there must be hundreds of files in this storeroom. How am I supposed to organize them? Patrick: Create a basic filing system. Put things in

发表于:2018-12-27 / 阅读(73) / 评论(0) 分类 2014年ESL之商务英语

This is Scientific American's 60-Second Science. I'm Steve Mirsky, got a minute? Neandertals were our closest relatives. And now we know a lot more about them. Because researchers have for the first time sequenced a complete Neandertal genomethat of

发表于:2019-01-08 / 阅读(74) / 评论(0) 分类 Scientific American(八)月

Listen to the schedule of a business trip. Fill in numbers l-8 to point out the sequence of the schedule. I'm leaving for Milan on the 7th of June. l'II arrive there on the 8th evening at about 7:OOpm. Then, l'II take a shuttle bus to the hotel. On t

发表于:2019-02-17 / 阅读(44) / 评论(0) 分类 英语听力练习题
学英语单词
advance draft
aggregate unit
antimonoacetyiene compounds
argument
arteria segmenti medialis
attachedly
auriculodes opportunatum
awn cutter
Belady
bicellulate
blanket order
chaetomella raphigera
Chetnik
chin shield
Clindamicin
co-teach
combined symbol
combined valve and sieve tray
Connor, Mt.
counter drill
creatinine clearance test
crus of penis
data record format
davanti
dideoxythymidines
dip stick
disquotational
emmylous
ertel's potential vorticity
extoller
feed collector
feflex camera
feulgen's reagent
Fossombroniaceae
frequency-domain model reduction method
frying-pans
fusarium lateritium nees
guttifers
Helictotrichon tibeticum
hereditary polydactyly
hucksteresses
humus tank
hypereccritic
igniter chamber
incendiary fire
inrise
joura
kiawah
kurus
lamellopodia
latius
leathercloth
library format
mean annual range
meat-safe
medical evacuation
motion gaming
mountain-ridge
multivariate decision distribution
mutation process
noncorrosive
nose-circle
ontology of cinema
patentability
Patriocetes
planetary stranding machine
planum parietale
positional pseudoallele
prelanding operations
prism positioning micrometer
production model
rachicerus proximus
raw feed
sarrons
seat catapult
shon
Shorobe
smiled
soil classifcation
soil feasibility
solid-state diode array
solitaria phase
spatial ramification
spitc-
St-Gervais-sur-Mare
staged research
stationary time-series
strewing sand
tarsus
thaliium acetate
the above
tomographic image
tullium
unconcocted
unsuitablenesses
untone
valve unit protection
vinyl resins
Wedensky's inhibition
weldless connection
were referred to as
Wister