卡尔文循环

Supercharged Plants May Mean More Crop Production 增压植物或能大量增产 One day, supercharged plants may help feed people around the world. Supercharged plants are ones that grow faster than normal plant life. Scientists can speed up the gro

发表于:2018-12-16 / 阅读(64) / 评论(0) 分类 2016年VOA慢速英语(十二)月

Plankton Poop May Help Scientists Predict Climate Changes 浮游生物的粪便帮助科学家预测气候变化 Scientists trying to predict future changes in our climate are using every possible source of data to make their calculations. Lately, th

发表于:2018-12-16 / 阅读(74) / 评论(0) 分类 VOA标准英语2015年(十月)

浮游生物粪渣助科学家预测气候变化 Scientists trying to predict future changes in our climate are using every possible source of data to make their calculations. Lately, they have learned that one of the most sensitive instruments could

发表于:2018-12-19 / 阅读(60) / 评论(0) 分类 VOA双语新闻 2015年10月

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(77) / 评论(0) 分类 Scientific American(四)月

Fire Cycle 火灾规律 The El Nino phenomenon of 1997-98 unleashed torrential rain in some parts of the world, while creating abnormally dry conditions in others. And it sparked record numbers of wildfires. Learn more about climate and wildfire -- toda

发表于:2019-01-02 / 阅读(196) / 评论(0) 分类 (科普英语)Earth and Sky

Kyoto Protocol Takes Effect 《京都议定书》生效 The Kyoto Protocol on global warming has come into effect after years of delays. But the landmark agreement to reduce greenhouse gas emissions l

发表于:2019-01-03 / 阅读(95) / 评论(0) 分类 VOA2005(上)--环境科学探索

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(118) / 评论(0) 分类 Scientific American(八)月

海洋雪有助预测气候变化 As if materializing from a different dimension, the submersible device called PELAGRA slips below the surface and sinks into a research pool at the National Oceanography Centre, in Southampton, England. 位于英格兰

发表于:2019-01-14 / 阅读(104) / 评论(0) 分类 VOA标准英语2016年(一月)

雅思阅读判断题对于很多同学来说可谓又爱又恨。在雅思阅读总体题型上来说,判断题难度适中,出题方式熟悉。但从判断题本身角度讲,很多同学都无法排除NOT GIVEN的情况....今天新东方网雅

发表于:2019-01-18 / 阅读(147) / 评论(0) 分类 雅思英语

BEIJING, July 25 (Xinhua) -- The Chinese government said Wednesday that it will expand the pilot reform of replacing turnover tax with value-added tax (VAT) to 10 more provinces and cities from August 1 this year as part of the country's efforts in s

发表于:2019-01-19 / 阅读(120) / 评论(0) 分类 英语新闻

BEIJING, March 1 (Xinhuanet) -- A biotechnology(生物技术) company says it can produce diesel using the same ingredients(配制成分) that make grass grow, media reported on Monday. The Massachusetts company Joule Unlimited has created a genetica

发表于:2019-01-20 / 阅读(97) / 评论(0) 分类 英语新闻

大气ATMOSPHERE 大气组成Atmosphericcomposition 空气质量Airquality 大气化学Atmosphericchemistry 大气成分Atmosphericcomponents 大气颗粒物Atmosphericparticulates 二氧化碳Carbondi

发表于:2019-02-02 / 阅读(134) / 评论(0) 分类 英文语法词汇

Time magazine included the Yike Bike in their list of the 50 Best Inventions for 2009. The Yike Bike is an electric bike which folds. It weighs about 9kg and has a battery which charges in about 20 minutes. You sit up straight on a Yike Bike holding

发表于:2019-02-04 / 阅读(96) / 评论(0) 分类 新西兰英语

Obama calls for debt reduction in balanced manner WASHINGTON, Nov. 9 (Xinhua) -- The United States should cut its mounting public debt in a balanced manner with a plan including both government spending cuts and revenue increases, U.S. President Bara

发表于:2019-02-07 / 阅读(108) / 评论(0) 分类 英语新闻

Rev Up Photosynthesis To Boost Crop Yields 提高光合作用能使作物增加产量 Photosynthesis is surprisingly inefficient, only of the order of one to two percent. And one of the main culprits is an enzyme called RuBisCo. 光合作用效率低得

发表于:2019-02-14 / 阅读(93) / 评论(0) 分类 2018年科学美国人4月

WASHINGTON, Dec. 22 (Xinhua) -- The journal Science on Thursday chose the HPTN 052 clinical trial, an international HIV prevention trial as the 2011 Breakthrough of the Year. The study found that if HIV-infected heterosexual individuals begin taking

发表于:2019-02-18 / 阅读(81) / 评论(0) 分类 英语新闻

Altogether there is about twenty thousand times as much carbon locked away in the Earth's rocks as in the atmosphere. 总的来说,被关在地球岩石里的碳,大约相当于大气里的2000倍。 Eventually much of that limestone will end up

发表于:2019-02-25 / 阅读(91) / 评论(0) 分类 万物简史

雅思阅读判断题被同学们视为纠结题目之一,因为其类似于国内考试判断对错题,但又增加了not given的选项提高题目难度,所以对于广大考生来说多少有些挑战。殊不知这一类雅思题目解题方

发表于:2019-03-02 / 阅读(133) / 评论(0) 分类 雅思英语

The web-savvy amongst you will know that just as a mouse is no longer only a rodent, a tweet isn't necessarily a noise made by a bird. Nearly a quarter of the new words added to the latest edition of the Chambers Dictionary come from internet culture

发表于:2019-03-04 / 阅读(126) / 评论(0) 分类 英语听力精选进阶版

The Mystery of Photorespiration 光呼吸作用之谜 光呼吸作用-Photorespiration是所有行光合作用的细胞(该处细胞包括原核生物和真核生物,但并非所有这些细胞都能运行完整的光呼吸)在光照和高氧低二

发表于:2019-03-09 / 阅读(126) / 评论(0) 分类 英语听力文摘 English Digest
学英语单词
AARC
absolutely majorized subset
acacia catechus
Acanthopagrus
alchevsk (kommunarsk)
all-beef
Armigeres
astrologies
autorefractors
bicycle clips
Bissau-Guinean
boshplate box
butcherliness
Calamus obovoideus
can't be helped
capitalist world market
cardiac cycle
catabaptist
clucketh
coherent phase
complain
copper(i) tartrate
de-asphaltizing
declaration of will
drum controller
engineering aerodynamics
Feodor Mikhailovich Dostoevski
finaries
fragilariopsis doliolus
gel precipitation
haemal process
heat-transfer theory
heteroimmunity
home-in
hypotrachyna infirma
image mixing
impulsive burst
interrupted oscillation
knotter disc
Kφge
law of mass media
lazzell
lemon grass oil
locking snug
loss of flesh cow
made bad weather
marine accumulation
marquench and tempering
masicotite
mastonia squalida
Merchants Staplers
minimum problem
minute
morning gun
Neolitsea konishii
neural scute
onne-
opposite-pole
paediatric urology
paraffin chlorination unit
peanut-free
permanent magnetisation
plastic theory
Porto Artur
postpartum shock
present lectures
prionodon linsang
prosciara meracula
questionous
quiets down
rewording
rifandin
ruba'i
Rundu
salsima
scolopacidaes
self thinning
shortwave diathermy machines
Sidonie-Gabrielle Colette
Skinari, Akra
slant chute
small claim court
smooth triggering
software taxonomy
soil assessment
steering system
stress bulb
subcarrier synthesizer
subsea apron
such as to-v
superhumanize
suspecting
tail lamp
thrown himself into the lap of
to fall from grace
tolling
transversal fault
unsawn face
variola major
visuoconstruction
wood figwort
woodrock