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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
alisanders
amoretti
anti-green
arse-licker
arteriae nutricia humeri
at choice
automatic position control
automatic repetition request
bamboo joint
beefaloes
breaking-down point
bushehr (bushire)
Canchungo
cariated
caryophyllenes
celed
cielo
codec delay
collection on documents
common fate
controlled caving
cry peccavi
cut off bar
development column
dispute on
Edward Sapir
electrometric-volumetric analysis
emergency position-indicating radio beacon (epirb)
engage relay
Evert, Chris
film projector
flame dyke
forest of steles
freeloaders
fuel-element case
incidence loss
infl
inform of
interim ledger
it's up in the air
jak
last-observation-carried-forward
little tapering
macroscopic irregularity
man lock
metagenomically
Monomoy Island
montefalco
MOS-FET
mudslum
multistation switching network
murads
Nagy
new term
ninety - nine times out of a hundred
numeric axis
occipito-mastoid
oil-gas geology
on account to
optical mark sheet
Peachtree City
Pegasian
pilea forgetii
plastic strata
primordiality
radial beam commutator tube
random search procedure
ravivs
reduced-size liver transplantation
reinputting
Reitzenhain
repeat offer
resistance alloys for strain gauge
ridge-like fold
seedling injury
segregaion
sensory ataxia
sentenel
shapefactor
site maps
snowbirding
Solow
spark-discharge device
speech compressor
spote check
stick like a bur
straight-arm mixer
strewer
thrombotic
tour trap
transferase
tumbao
turbine vane cover
TV-Y
under-jobbing
unit dry cell
venous bloods
war geography
warmongery
wave band-change switch
win distinction