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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
acetic hydroperoxide
APRC
aprosexia
ask the blessing
Aulacolepis
avc
average core burn-up
bawze
be in raptures about
belgian scutching wheel
biffins
blastid
boy-next-doors
burel
capitals of belgium
catterpillar
cendevax
Clovis III
coil unit
crimping tools
critical incident techniques
debaucher
desexualizes
disgruntledly
dispository
dodge by
effluent
electrolytic beaker
elemently
equipotential plane
exit program command
exophthalmometry
fanfaronading
finkelberg
fireside chat
fund warrant
Funk, Casimir
futtock shroud
gage pile
gap rolls
GDS
grain precleaner
graphite grog crucible
hand-machine
hangoverish
have first dibs on
hazardous waste control policy
help word
hey-ho
HWR (hot water return)
imaginaries terms
increased safety type motor
inherent nonlinearity
isocorepsin
isolation hood
koinomatter
locked-rotor torque
low income group
major injury
measurement routine
medium-term capital
memory work
metrewave radar
mild cures
multiple-dose
Musigny
neutral oxidation
numerical mutation
official cover
oil hydraulic brake
Ouzouer-sur-Trézée
pezophapss
Pfaffian
pierside
pluralistical
polesitter
Poole Bay
purslane speedwells
rap sb over the knuckles
redownloaded
regeneration sequence
reject water
renovelled
Rhynchocymba sivicola
s-process
Sahli's test
semler
slide method
socialisme
specific surface area
St-Geniez-d'Olt
staminate papaya tree
Stjärnsund
surplus at date of acquisition
surveying plane table
sweep sth aside
telecine scan
test generation
townsendia grandiiflora nuff
treasury bonds
umbach
vall