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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
access language
achilia
aggregated array
all-welded bridge
antirusts
arthropodological
autodetect
avio (avium)
azimuth adjustment
bish-bash-bosh
bogaard
bounded variable problem
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cartridge access station
central pain
challenge an arbitrater
checkered sheet
Clerodendrum bracteatum
coconstructive
codicillary
cover sand
deep plough
dialup
diaphragm mask
dorsimesal
downstream resistance
dramatic decline
effectual demand
entire row
equipment mobility
existential sentence
flindosy
Flueggea acicularis
front-mounted finger-wheel rake
functional machinery
genus fringillas
glucose phosphate isomerase
gum stock
guye
inelastic mineral
input coupler
input/output transfer
Istrios
leading truck journal bearing
Ligularia brassicoides
main chart
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manfredo
mechanicsburg
memecylon scutellatum (lour.) naud
Merawang, Sungai
mixedbed demineralizer
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multiple process
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no-annual-fee
oligodentia
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over-secretes
pattullo
phellinus quercinus
photogrammetric computor
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Poindimié
preach against
pressure skin
programmer defined macros
proparia
Prunus davidiana Franch
public integrity
public store and general order clerk
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rafis
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red supergiant
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restocked
revenue standard
right-to-work laws
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set of transcendental numbers
shortwinded
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top priority
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Z-2942