操纵步骤

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
adzs
algebraic hypersurface
alto pencoso
annual capacity factor
anode potential stabilization
bacardis
banglas
be superior to temptation
binominal name
blunt forth/out
bokeram
buzz-fuzz cotton
Bygrave, Mt.
CAUDAR
chase
communication liaison role
computational semantics
cotyledonary trace
cough sweet
daylight lamp
Dimargaritaceae
direct-axis transient voltage
dissolved substances in seawater
Duo-Vision
dysenterical
electric clock
encirclets
entrance money
face bonding
family Blastodiaceae
fictionalizations
Fisher, Mount
fluoromenter
fund flow chart
genus streptosolens
gyro turn indicator
Hamarφy
hand basket
hare coursing
heart-strike
Herbst's corpuscles
high-speed tape punch
impulse analyzer
integral beta probe
intersecting storage rings
Iosco County
isohydric concentration
jelly plant
Jharsuguda
jumbrellas
kulus
land survey
large-screen
laterolog 3
let the matter rest
lysionotus parcifora maxim.
mangle lustring
marketing effort
Masseret
materiality
multiparters
nicardipine
non-resister
norsworthy
Néronde
Orbivirus-like
Ostracoberycidae
paucisymptomatic
Pelado, Cerro
pensaba
percheries
pilgrimaged
polyphon
pressure belt
program maintainability
purington
push-button socket
quarrel with something
radio controlled
Ranunculus oreionannos
repulveration
revolutionary base
risk prone
river bar placers
scan conversion storage tube
Schur function
silverpot
staylace
tea-leaves
the Arctic Ocean
tibiae
time stamps
tracheate
transplanting equipment
treble boost
tri-stimulus specification
trinitromethylamine
unknown regions
Virchow's gland
Wanner's pyrometer
wind dryness
zigzag flight