半有机化学

Autobiography of Nobel Prize Winner: Jean-Marie Lehn I was born on September 30 1939 in Rosheim, a small medieval city of Alsace in France. My father, Pierre Lehn, then a baker, was very interested in

发表于:2018-12-05 / 阅读(38) / 评论(0) 分类 英语沙龙2004全年合辑下

1. What's your major in college? 你的专业是什么? 2. What did you major in? 你的专业是什么? 3. What are you majoring in? 你的专业是什么? 4. Why are you so interested in English? 为什么你对英语那么感兴趣? 5. I t

发表于:2018-12-25 / 阅读(73) / 评论(0) 分类 面试口语脱口而出

Murchison Meteorite's Chemical Bonanza The 1969 Murchison meteorite was known to harbor complex organic compounds, but a new analysis in Proceedings of the National Academy of Sciences finds that it may also contain millions of chemicals and shed lig

发表于:2019-01-02 / 阅读(94) / 评论(0) 分类 60秒科学

As It Is - Remember Your Chemistry Classes? An international team of researchers recently reported creation of a new element that is 40 percent heavier than lead. The researchers successfully developed what they are calling Element Number 117 at a la

发表于:2019-01-03 / 阅读(60) / 评论(0) 分类 2014年VOA慢速英语(八)月

AS IT IS 2016-10-05 Nobel in Chemistry Goes to Makers of Worlds Smallest Machines 2016诺贝尔化学奖:世界上最小的机器 Three scientists have won the Nobel Prize in Chemistry for their work in developing tiny machines. The three men are Jea

发表于:2019-01-12 / 阅读(64) / 评论(0) 分类 2016年VOA慢速英语(十)月

By Tom Rivers London 07 October 2009 Ada Yonath (file photo) Two Americans and one Israeli share this year's Nobel Prize in Chemistry for their work showing how the DNA code is translated into life itself. Americans Venkatraman Ramakrishnan and Thom

发表于:2019-02-03 / 阅读(48) / 评论(0) 分类 VOA标准英语2009年(十月)
学英语单词
actuator control
amidrazones
aortic disease
balanced two-terminal-pair network
be fatal to
burn-out safety factor
buy low and sell high
cardiac shock
consolute point
contact surface separators
control transfer operation
cotton fleece
count me out
demy
development of phthisis
diffused-base phototransistor
diode chip
dove tree?
drove home
dryrice
duplicate measurement
elastic oscillation
electrolytic measurement
eupatorium purpureums
failure diagnostic
fats wallers
formal qualification test
four fundamental operations of arithmetic
general meteorology
graded air-gap
Grainger, Percy Aldridge
handlance with nozzle
hendes
heptane dicarboxylic acid
hexist
high amplitude sucking
houting
hubbubing
hypoxic ischemic
in a university
inner electron
interdepartmental distribution method
jamilla
jubilee pipe patch
karst gas explosion
kinotoxin
ladening
laevoisomer
lamina epithelialis
Letter of Affirmation of Ship Auction
line-spacing
linguistic organization
loaded question
lophiotoma notata
machine chest
make up
miahs
MPI-PC
musical notations
nickel-in-the-slot
occar
orcinols
original beneficiary
patent mark
percentage of raw brokens
plain area
polymer-based
power level safety system
prykel
Ranijula Pk.
rate of sand transporting
refounding
ridge tholeiite
rocker arm bracket
run-time error check
sale commission
Samani
samore
semi-mangrove
shishito
short-term budget
shredder-mower
solothurns
spoophyte
St-Pois
steppe zone
stirred fluidized bed
storage vault
stylite
subcarrier pressure null shift
submarshals
sukhumis
supervisor call instructions
tirar
toothed wheel gearing
trigonum retromolare (mandibul?)
trust level
umps
underways
venedikt
wide open to something
wire supported model