[物化] 金属碳键化学

模仿文本: Andrea Sella is filling theatres and lecture halls up and down the country with dramatic demonstrations of chemistry. He is a professor of University College London and a sleeves-rolled-up bench chemist. Colleagues go to him because o

发表于:2018-12-04 / 阅读(28) / 评论(0) 分类 高级-Advanced Listening

Take for an example, bio-diesel fuel can be made from vegetable oil and animal fats, and its chemical make up includes carbin chains, joush worth knows that he didn't learn the chemistry class and hasn't taken chemistry yet. Brook horper, a field in

发表于:2019-01-08 / 阅读(109) / 评论(0) 分类 CNN2012年(五)月

Those planets are all going to be so hot, and you cant develop something as complex as life. Scientists have gone back to the drawing board, looking to find worlds capable of supporting life, small rocky planets like earth. We dont know that life has

发表于:2019-01-22 / 阅读(38) / 评论(0) 分类 自然百科2010年

大气ATMOSPHERE 大气组成Atmosphericcomposition 空气质量Airquality 大气化学Atmosphericchemistry 大气成分Atmosphericcomponents 大气颗粒物Atmosphericparticulates 二氧化碳Carbondi

发表于:2019-02-02 / 阅读(86) / 评论(0) 分类 英文语法词汇

美国人的友谊观 Steve and Yaser first met in their chemistry class at an American university. Yaser was an international student from Jordan. He wanted to learn more about American culture and hoped that he and Steve would become good friends.

发表于:2019-02-03 / 阅读(88) / 评论(0) 分类 阅读空间

If you're considering getting a domestic pet, a wolf probably isn't at the top of your list. But to a man from inner Mongolia in north China, they are more like members of the family. The bond between Xu Yonggui and his wolves formed 8 years ago. Whe

发表于:2019-02-05 / 阅读(64) / 评论(0) 分类 cctv9英语新闻2015年
学英语单词
abandoned land
acute plasma-cell leukemia
aerosol lacquer
affrightedly
ammoniaporin
ananong
auxiliary account
baega do (paega do)
beer jerker
Big Bad Wolves
black-tracker
blue baby
built environment
Carauari
CCD (charge-coupled device)
channel allocation and routing data
city fog
commercial standard
content management application
continuity of behavior
coupling plug
csi
cuprisone
dakides
deleague
dilution butter
dressing iron
dullsome
dwam
electric hydraulic converter
endogenetic action
engineered standards
engoldening
error limits
espina
gahrmann
go straight on
gross imperfection
Gypsophila altissima
Hdt.
Holmgrene's test
hot-short
Ijâfene, 'Elb
in earth
intermode beats
invisible hand doctrine
kjerulfine
land in fallow
lead-in lines
list of piping erection
logic diode
machinery dynamics of mining
malkeil
maverick brands
mebendazol
membership agreement
metol
microprogram branching
mortgage instrument
Moyo, Pulau
mulliniks
muscular artery
NIST (National Institute of standards and Technology)
Novokhopërsk
nr
O-seto
operationalistic
outside loops
paraspecific stimulation
perfecta
perfectuation
Peňa Blanca
phase interlinkage
Pittsburgh tank furnace
plurale tantum
post-saddam
potato combine
quasi-autonomous
radioisotope ventriculography
remigration
republics of colombia
ridings
sexlessnesses
Siphonognathus
siting survey
slot lapping
startly
Super 7
Sutter County
tapered pattern handle
temporary assurance
tip lead
towing efficiency
traffic department
un-expected
underenrolled
venti
vestibular frame
Warrandirinna, L.
waxy oil
woman of quality