光合作用的抑制

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Most plants capture sunlight. And the results are usually green. Because in photosynthesis, plant chlorophyll uses wavelengths of blue and our sun's ab

发表于:2018-12-24 / 阅读(36) / 评论(0) 分类 Scientific American(四)月

This is Scientific Americans 60-Second Science. I am Cynthia Graber. This will just take a minute. Solar panels typically convert sunlight into electricity or heat. But photosynthetic vegetation converts sunlight into chemical energy. Now M.I.T.s Dan

发表于:2019-01-04 / 阅读(72) / 评论(0) 分类 Scientific American(八)月

ROBERT SIEGEL, HOST: Adam Frank usually has his head in the sky. He's an astrophysicist. It's an occupational hazard. Right now, though, he is dazzled by the universe of green right here on Earth. ADAM FRANK, BYLINE: Now that we're well past the star

发表于:2019-01-17 / 阅读(30) / 评论(0) 分类 2017年NPR美国国家公共电台6月

The first day of the experiment, we got out to our plot 实验的第一天,我们来到了实验地点, and a grizzly bear and her cub chased us off. 突然一头灰熊和她的熊宝宝出现,把我们赶跑了。 And I had no bear spray. But

发表于:2019-01-18 / 阅读(43) / 评论(0) 分类 TED演讲科学篇

Heather, when plants convert light into energy to help them grow it's called photosynthesis. 希瑟 植物把光转换成能量 来帮助它们生长 这叫做光合作用 But what is a photo of yourself taken by yourself called? 但把自己给自己拍

发表于:2019-02-15 / 阅读(32) / 评论(0) 分类 艾伦脱口秀

Once it seemed that the ocean floor was a desert of darkness. As everyone knew, sunlight was what made life possible by fueling photosynthesis, and sunlight can penetrate only the first few hundred yards of the oceans great depths. Lower, a few

发表于:2019-02-21 / 阅读(44) / 评论(0) 分类 托福英语
学英语单词
accessory loss
advance of glacier
agitating device
archetypally
ardvrecks
arsinosalicylic acid
arthrobranchiae
artificial defect
bacteriostats
Bactrovet
bioprosthesis
Booth, Charles
Brest à Nantes, Can.de
cell misinsertion rate
coalition-builder
conductive lubricant
congestive pneumothorax
critical backing pressure
current limiting
defensive tactic
Devonshire sausage
dictyopterous insect
dovetail fastening
electropneumatic signal valve
exa-newton
expanded and welded tube joint
extreme population
finely divided catalyst
full-frame
gear lever
glovemakers
glycoepitope
gray-patch ringworm
Haematobia irritans
Hallouf
heat-working
hesburgh
Hura crepitans
ice-floes
interest equilibrium tax
ionization isomerism
irradiation and concentration
irrigation works
james deans
James' pill
jural relation
keddahs
La Grita
lacertus m. recti (oculi) lateralis
licensed software
loading rate
machine forging
magnetizable surface recording
many-electron system
maternal smoking
mimbs
mowseale
Myrmechis
n. petrosus profundus
Nifuran
novelty key
pain come at intervals
parliamentarianism
photoelectric threshold wave length
plug thread gage
Pogny
portable spotlight
posteromedial frontal branch
premaxilla ascending process
program management control table
rag-fallow
rear parking stop and direction indicator lamps
renson
rift valleys
ring levee
Robledillo de Trujillo
roughing-roll
rust-proofing primer
salvage apparatus
sarbin
secretions
segmental vessels
self bonded fabrics
shouldsts
snugglier
Soleidae
spermatophorous
Spine-Basher
stalling range
start symbol distribution
static inductance
subchanne
subprocess
synthetic elements
temperature-dependent
the back
theoretical combustion temperature
TIBC
tidal potential
top-gaining
triangular symmetric curve
unidirectional illumination