假相当位温,假等价势温

Cells cannot remain alive outside certain limits of temperature and much narrower limits mark the boundaries of effective functioning. Enzyme systems of mammals and birds are most efficient only withi

发表于:2018-12-01 / 阅读(200) / 评论(0) 分类 新东方背诵文选

Welcome to This I Believe, an NPR series presenting the personal philosophies of remarkable men and women from all walks of life. Support for NPR Podcasts comes from Visa, offering the Visa signature card, featuring concierge services for travel, din

发表于:2018-12-19 / 阅读(128) / 评论(0) 分类 2007年NPR美国国家公共电台

Forcing Electrons into Superconducting Line In a study in the journal Nature researchers created a pseudo gap, in which electrons in superconducting materials line up just before flowing resistance-free. Sonya Buyting reports Imagine a world with lev

发表于:2019-01-02 / 阅读(150) / 评论(0) 分类 60秒科学

Some bacteria have adapted to super cold environments for millions of years. And scientists have isolated some of the essential genes that allow bacteria to tolerate their harsh living conditionsbecause these same genes might help in the creation of

发表于:2019-01-11 / 阅读(74) / 评论(0) 分类 英语杂谈

New research suggests ayahuasca, a jungle vine found in the Peruvian rainforest, can have a powerful effect on the human central nervous system when brewed with other plants. Researchers say one of ayahuasca's most promising uses could be in treating

发表于:2019-01-13 / 阅读(61) / 评论(0) 分类 VOA标准英语2010年(三月)

Fusion is how stars produce energy. It occurs when the nuclei of light atoms, such as hydrogen, are fused together under extreme pressure and heat. Tokamak Energy, from Oxfordshire, believes that the third version of their compact, spherical tokamak

发表于:2019-01-17 / 阅读(96) / 评论(0) 分类 2015CRI中国国际广播电台
学英语单词
a hacker
Abbe apertometer
absolument
absolute resolution
acceleration due to gravity
Addison disease
agricultural soil moisture characteristics
alternating temperature
angioma of vulva
appropriation of labor power
arena football
arithmetic shift combined
assembly language environment
Bersih
berton
braver
break for the tall timber
breaking loss
brinkerhoff
Burberries
burn-up cycle
Cavera, R.
compact Riemannian manifold
conventioneers
cosmographie
Cosmotecture
course of life
cumulative preferreds
drive in diffusion
E. L. R.
ecohorror
elliptic leaf
ethionine
exempligratia
expert third-party certificate of conformity of the goods
fast plate
FFW
fitz-gerald
flunky
forest association
freir
gaize
glycerolphospholipid
GOM Player
grounding out
have a drink
hivers
humphrey gilberts
italian-american
Jeffrey crusher
kakaroch
Lard-Facter
levopropylcillin
meroblastic ovum
message contents
mixed food
modified cash basis
moon enters penumbra
nonsphericity
nozzle housing retaining nut
orbital-correlation rule
own brother
photography luminaire
polymeric insulator
print pattern generator
pure beauty
pycnoses
rectilinear coordinate
research university
return refrigerant velocity
reverse-jet type duster
Rhododendron flavidum
ripple carry
Rubia podantha
rumourmongered
saturation delay schottky diode
saves
smoot-hawley
social-opinion
specific-consumption
strawberry cultivator
SU UMa star
sweet potatoes
system loading
tactic configuration
telecommunication terminal
telegraph chute
the tree of knowledge
track level bar
transition count
triaza
tricholomopsis rutilans
Trip and Fall
upcastshaft
upupas
vehicle stopping distance sight
Vienn
vincinal
Viola urophylla
Wild Bunch
wilforlide
xanthochelidonic acid