训练序列

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(71) / 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(73) / 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
'Umar, Jab.
A. M. C.
Achikulak
Aladdin's cave
anti G suit
barrel curing
be in a good mood
be young in the trade
bracing beam
brass instruments
butadiene copolymer
call sb for short
cardiomentopexy
central gravity field
chestnut oak
Chinese small apple
clamp-on vice
compound dyke
d. bass
delayed-neutron group
depressoid
devilles
direct-measuring blood pressure monitor
double sided field system
elastic extension
enadotheliolytic
energy consumption structure
error signal detector
eten
fan ferns
finger tight
floor pass (rolling pass)
Fuchs spot
fustiest
galerne, galerna
generalisimo
Gentiana decumbens L.
genus Spadella
Giessen, Regierungsbezirk
Groucho Marx
gumtree
hit back(at)
imminent danger
in-curl
infantile tuberculosis
Intergovernmental Sea Service
kinetosis
kozicki
lileath
lingually
liquid sealed vacuum pump
macrocalin
malegerent
Maradona, Diego
marble sheep skin
Marsupionta
Menthon-St-Bernard
metal-oxide-semiconductor static memory
microiontophoresis apparatus
monopropellant propulsion
Moroccanization
moscow' zanzibar
neutron flashtube
olfactory striac
operating length of railway
organic reef
other-worldly
overwood
pardon my French
perpendicular to grain
phase of boring
polder(land)
powder mill
prompt in
ramalina pollinaria
re-advertised
reflecting barrier
regular octahedrons
roundline
rule of substitution
saccnarin
self-repairing system
showl
simulation report
Sinosenecio dryas
solid adjustable taps
speak in tongues
swinging block slider crank mechanism
tank down
texture finish
Thevetia neriifolia
to joke
tongue-swallowing
transit meridian
two-component particle
uk i
unpackable
wall rock
washing oil
water-sealed gland
whenwes
xylotrechus (xylotrechus) latefasciatus latefasciatus