细胞表面代谢

DAVID GREENE, HOST: All right, let me give you a big reason to listen to this next story about a clam's metabolism - because the essential conclusion is it is better to be lazy. Here's NPR's Laura Wamsley. LAUREL WAMSLEY, BYLINE: Luke Strotz is a pal

发表于:2018-12-02 / 阅读(93) / 评论(0) 分类 2018年NPR美国国家公共电台8月

Youve no doubt heard of free radicals, those nasty chemicals that seem to contribute to heart disease, cancer and all sorts of human ailments. Maybe you even take antioxidant vitamins to help get rid of these unwanted toxins. Well, maybe you shouldnt

发表于:2019-01-08 / 阅读(49) / 评论(0) 分类 Scientific American(十)月

This is the VOA Special English Health Report. How important is your mobile phone, better known to Americans as a cell phone? MAN: I use my phone all the time. I'm always on my phone. WOMAN: It's kind of pretty much important to me because it's like

发表于:2019-01-12 / 阅读(56) / 评论(0) 分类 2011年VOA慢速英语(三)月

Our chemistry, our very nature, our metabolism is completely shaped by the atmosphere. To appreciate our atmosphere, well rise through its layers, travelling from the planets surface, miles up above mountains and the clouds, to the very edge of space

发表于:2019-01-23 / 阅读(28) / 评论(0) 分类 探索与发现2014年

Antioxidants-Diabetes Connection In a study in the journal Cell Metabolism, some mice given antioxidants were more likely to become diabetic, because free radicals help muscle cells respond to insulin. Karen Hopkin reports. Youve no doubt heard of fr

发表于:2019-01-30 / 阅读(68) / 评论(0) 分类 60秒科学

Turn Off Your Cell Phone 关掉你的手机 We went to the movie the other night. I sat in an aisle seat as I usually do, because it feels a little roomier. Just as the feature was about to start, a blonde from the center of the row got up and starte

发表于:2019-02-07 / 阅读(163) / 评论(0) 分类 趣味英语
学英语单词
abrupt deceleration
as happy as a clam
assailed
automanual switch
auvergnes
axiomless
balancing time
bevel faced holding on hammer
byssin
cannizzarite
caustic modulus
Ch'amo
character attribute logic
chlorophenyl
chromoblast
common-geophone gather
contact loss
Coraki
dark plum
definned
delcap
delivery work
divorcy
downtraces
drive...home
Eutrema obliquum
exclusive sale arrangement
export oriented policy
expulsor
extra-musical
family Physidae
fano factor
Faustina
Forward Versatile Disc
foxes
fully cyclic peripheral point spectrum
glossotilt
gulae
hackly granular
hawaiite
high-frequency heater
high-speed card punch
hypermetaphorical
Indian salad
inleakage
international dairy federation idf
kiss chase
Lagochilus platyacanthus
Le Trou Sans Fond Canyon
ledger-size paper
main pressure regulator valve
make a pig of himself
medallions
Membij(Manbij)
mltc
multiphonon
nonreactive load
office stationery
optical arm length
ornithogenic
ostyak-samoyeds
pain nerve
perspectivally
phylogeographically
pitch reference cylinder
plunger type pickling machine
poppet head stock
price index of primary commodities
push processing
qnan
quick guide
reef crab
rhodochrome
Rodono Airport
roof load
Rosenheim's iodopotassium iodide solution
running-idle
Salu, Pulau
save water
shazer
Shiel Bridge
shielded-arc electrode
sniffest
sound emission
spectral selectivity
stockade fence
submissive ly
syllabic articulation
tap-end stud
throwline
torsiongraph
tow-steering light
trabeculum
trentonian age
turnover rate of personnel
unchaste
uridine monophosphate
velocity of exhaust
ventoso
vertical dip slip
wheals
wheel drill