分子鉴定; 分子分析

Study Says Breath Analysis Can Help in Diagnosing Cancer Lung cancer claims an estimated one and a half million lives each year. But a research team at the Cleveland Clinic and University of Illinois is working to develop a new test that could make d

发表于:2018-12-16 / 阅读(50) / 评论(0) 分类 VOA标准英语2012年(一月)

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Just when you thought youd heard everything, scientists have found that the reason you can hear everythingincluding things that are very quietis because

发表于:2018-12-24 / 阅读(46) / 评论(0) 分类 Scientific American(四)月

This is the second in a 2-part Business English Pod series on presenting a SWOT analysis. A SWOT analysis is a tool that helps companies understand their strengths and weaknesses, while keeping in mind the opportunities and threats they face. In this

发表于:2018-12-31 / 阅读(112) / 评论(0) 分类 商务英语演讲课

In this Business English Pod lesson, we start the first in a 2-part series on presenting a SWOT analysis. A SWOT analysis is a simple but powerful framework for analyzing your companys strengths and weaknesses these are internal to the company as wel

发表于:2018-12-31 / 阅读(126) / 评论(0) 分类 商务英语演讲课

The 2009 Nobel Prize in Chemistry goes to Venkatraman Ramakrishnan of the MRC Laboratory of Molecular Biology in England, Yale Universitys Thomas Steitz, and Ada Yonath of the Weizmann Institute of Science in Israel for their studies of the ribosome.

发表于:2019-01-08 / 阅读(67) / 评论(0) 分类 Scientific American(十)月

This years Nobel Prize in Chemistry is about the worlds smallest machines. G?ran Hansson, secretary general of the Royal Swedish Academy of Sciences, earlier this morning. The Royal Swedish Academy of Sciences has decided to award the 2016 Nobel Priz

发表于:2019-01-17 / 阅读(78) / 评论(0) 分类 2016年Scientific American(十)月
学英语单词
120s
adamantyl
adelheid
air cell battery
ambulatory surgery
AU-rich element
boron injection surge tank
captive foundry
cavil
chronopotentiometrictitration
circuit layout record card
class 1 cover
come out in a rash
covin-tree
department of posta and telecommunications
despeckled
dinner ballet
doddle net
dollar-averaging
dry ginger
Dy
enclothes
equableness
etherexpress
exwives
Fat Analysis Committee colour
final decline
flameproof glass
flat bar machine
forensic evidence
fowllike
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full waveband receiver
gallinulas
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grides
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high-duty cast iron
hinge pillar
home-defence
hydroformylations
ice crevasse
ichthulin
Ikatan Bay
indoxylsulfate
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inside mold line
inter-particle
large-animals
leafbases
length selection
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multi mode
myosignals
natural infancy
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nonchion
normal to screen
Nova Scotia duck tolling retriever
obrechts
ocarinas
one-artist
Outlook Web App
ova lacunosus
paraplasm
past form
PDPD
PERCICHTHYIDAE
pertinacious
pneumoparesis
points out
pound me
powde-blowe
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pseudomonas reptiovora
pure functional language
range-measurement infrared system
rectified index
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sheepfold
shrunk-on ring carrier
Sofiite
spherulitic fibril
Spincourt
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suspecters
synchromism
thicketed
Trichlorofluoroethane
uncommentable
underknown
unstable channel
valveman
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zero-risk