向上变细层序

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(81) / 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
5-cyanoindole
absolute complement of a set
alamite
amplitude error
analog processors
be short of cash
be young for one's years
bellementte
bellyter
biomass fuel
blanching agents
block release course
Brugmansia
brush carrier
buckle defect
carboxydismutase
change-gear lever
characteristic expansion
circular double dispersion
clay dehydration
Cleaver, Mt.
coffee-shop
compacting by extrusion
compartmented
cross-suckling
cross-vine
dehalogenases
Dhaulāgiri Div.
distributed data base network
disturbance of food intake
drift-net hauler
Dunmurry
elastic recoil
end-season pollination
expanding agent
finite dimensional distribution
floating point program
Folin's method
forced-use
geraci
given an edge to
grade of freshness
grid twin
h. g. wellss
higher order precedence grammar
hollidays cove
horrifies
horsell
in the sky
Intracommodity spread
joint weld
jota (spain)
knuckle -and-socket joint
lakarpite
Legend of Sleepy Hollow
light buoy
masklike
materia medicas
melilites
Microsoft Lync
mole drain
municipal law of the ships registry
navigation deck
NCC
nodular leprosy
nonproductive timeout counter
nonrecently
of the utmost importance
operate independently
pamperings
paranemic spiral
part purchase
permissivists
pinkish-grey
pneumatic machinery
pressed on
principal tapping
properties of estimator of a model
rated rupturing capacity
Rathmelton
receipt and expenditure
resinoids
seislog
separated compilation strategy
shielding slab anchoring
soife
Solaxin
south american poison toads
spread-eaglest
St-Alban
stop and frisk
system of overall responsibility by factory manager
tibet wool
train operation adjustment
transchannel effect
transgenic founder
trembling-hand perfect equilibrium
underpulling
uniform velocity tester
windburn
witbank
zealot