音标:[,haidrә'seljulәus] ;
n. 水解纤维素(用以造纸和丝光棉等)

Don: Time to go again to the A Moment of Science mailbag. Yal: A listener writes: Dear A Moment of Science, Scientists know that one day we'll run out of oil and other natural sources of energy. Beyond solar power and wind power and ethanol, what are

发表于:2018-12-27 / 阅读(115) / 评论(0) 分类 英语时差8,16

Melody 1 from the Other World In October on the east coast of Australia migrating humpback whales 2 pass very close to the shore. With the help of Max Egan, we went to film them near Byron Bay. It was

发表于:2018-12-30 / 阅读(354) / 评论(0) 分类 英语沙龙2004全年合辑下

S Saffloryellow-A 红花黄色素A Saikosaponin A, D 柴胡皂甙A,D Salicin 水杨甙 Salidroside 毛柳甙 Salisorosides Rosavin 红景天甙 Salix Babylonica L.P.E 白柳皮提取物 Salvia root

发表于:2019-01-03 / 阅读(108) / 评论(0) 分类 医务英语

T Tanshinone IIA 丹参酮IIA Tanshinone I 丹参酮I Tanshinone IIB 丹参酮IIB Taraxasterol 蒲公英甾醇 Taraxerol 蒲公英赛醇 Tauro ursodesoxy cholic acid 牛磺熊去氧胆酸 Taxifolin 花旗

发表于:2019-01-03 / 阅读(138) / 评论(0) 分类 医务英语

D Dahurian Rhododendron Leaf P.E 满山红提取物 Daidzein 大豆甙元 Daidzin 大豆甙 Dandelion P.E 蒲公英提取物 Daphnetin 瑞香素 Daphnin 瑞香甙 Daucosterol 胡萝卜甙 Dauricine 蝙蝠

发表于:2019-01-03 / 阅读(144) / 评论(0) 分类 医务英语

Humulone 律草酮 Huperzine Serrate P.E 千层塔提取物 Hydroginkgolic acid 氢化白果酸 Hydroginkgolinic acid 氢化白果亚酸 p-Hydroxyacetophenone 对羟基苯乙酮 p-Hydroxybenzylalcohol

发表于:2019-01-03 / 阅读(123) / 评论(0) 分类 医务英语

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This'll just take a minute. It sounds like something out of a bad science fiction novel. During World War II, a fungus called Tricoderma reesei ate its way through US military unifo

发表于:2019-01-08 / 阅读(147) / 评论(0) 分类 Scientific American(五)月

This is scientific Americans 60-Second Science. Im Cynthia Graber. This will just take a minute. Predicting a hurricanes strength and speed is crucial in order to save property and lives. Right now, the only way to get accurate information is to fly

发表于:2019-01-08 / 阅读(150) / 评论(0) 分类 Scientific American(四)月

This is Scientific American 60 second Science, I am Sophie Bushwick, got a minute~ Theyre called hydogels: Jell-O-like materials made of networks of long-chain molecules in water. And theyre as flexible as living tissue. But hydrogels could not recov

发表于:2019-01-08 / 阅读(169) / 评论(0) 分类 Scientific American(三)月

Scientists in Brazil are turning fruit fibers into car parts. At a recent meeting of the American Chemical Society, the researchers described their work in making the next generation of automotive parts made from natural fibers from bananas, pineappl

发表于:2019-01-09 / 阅读(131) / 评论(0) 分类 VOA标准英语2011年(四月)

Turning Cigarette Butts to Batteries 烟头转变成电池 If you see a person carelessly throw a cigarette to the ground, what are you likely to think? That depends. If you hate people throwing things on the ground, you might think, That person shou

发表于:2019-01-12 / 阅读(130) / 评论(0) 分类 2014年VOA慢速英语(九)月

Locals in Uganda are lauding a construction project financed by China which is creating the East African country's largest hydroelectric power plant. The 600-megawatt (MW) Karuma Hydroelectric Power Plant is located at the mid-western district of Kir

发表于:2019-01-19 / 阅读(198) / 评论(0) 分类 2018CRI中国国际广播电台

HYDROCEPHALUS Merriam-Websters dictionary defines hydrocephalus as an abnormal increase in the amount of cerebrospinal fluid within the cranial cavity that is accompanied by expansion of the cerebral ventricles, enlargement of the skull and especiall

发表于:2019-01-23 / 阅读(244) / 评论(0) 分类 英文短篇小说

67 维生素C能否破坏DNA? DATE=7-11-01 TITLE=SCIENCE REPORT - Vitamin C and DNA BYLINE=Nancy Steinbach (Start at 59

发表于:2019-01-30 / 阅读(154) / 评论(0) 分类 科技之光

SCOTT SIMON, HOST: The debate on approving new drugs to treat pain can sometimes get as polarized as abortion or gun control, as the number of people who become addicted or who have died from overdoses of legal painkillers increases. Several states a

发表于:2019-02-16 / 阅读(126) / 评论(0) 分类 英语语言学习

台湾籍旅美老师今天交给我们的句子是: It's not rocket science: Focus on lean protein, healthy fats and non-processed, unrefined carbohydrates such as vegetables, beans, whole grains and fruit. 这不难懂:多摄取低脂肉类、健

发表于:2019-02-22 / 阅读(134) / 评论(0) 分类 留美老师带你每日说英文

The charts compare the source of electricity in Australia and France in the years 1980 and 2000. Between these years electricity production almost doubled, rising from 100 units to 170 in Australia, and from 90 to 180 units in France. In 1980 Austral

发表于:2019-02-25 / 阅读(142) / 评论(0) 分类 托福英语

His's perivascular Chinese希斯血管周隙(脑与脊髓血管动脉外膜和神经胶质血管周围界膜之间的间隙) His's zones Chinese希斯区(胚神经管的四个纵增厚束) Histology Chinese组织学 Hitzig's gridle Chinese希茨希带(与乳房同高的一环状痛觉缺失区) Hitzig's test Chinese

发表于:2019-02-26 / 阅读(174) / 评论(0) 分类 英文语法词汇

本期内容: Leaders from nearly 200 nations signed an agreement to phase out hydro fluorocarbons, chemicals used in refrigeration and air conditioning. In the 1980s the Montreal Protocol replaced chlorofluorocarbons, which were known to harm the

发表于:2019-03-02 / 阅读(164) / 评论(0) 分类 夏说英语新闻晨读

Onlywhenasystempossessesnatural orartificialboundariesthatassociate thewaterwithinitwiththehydrologic cyclemaytheentiresystemproperlybe (30)termedhydrogeologic. 只有当某一地质系统拥有自然的

发表于:2019-03-11 / 阅读(259) / 评论(0) 分类 英文语法词汇
学英语单词
adjustable slide
be weak on
bithynian
blackens
blitz
Blum substance
bookkeepers
Boucherot circuit
Butedale
cachi
capron(e)
car rig
central excise
churchisms
clair
commercial speech bank
consistence check
contiguous-disk file
coupling point
Crews Employment Contract
dart off
durio zibethinuss
eating aways
equi-band receiver
erythrocytapheresis
expressos
facsimile copy
fathomlessness
ferozas
fibrauretinum
fire support team
flameworks
freight tonnagetrain
furo
garden rhubarbs
glass harmonicas
gorrogh
guizado
gunter wilhelm grasses
have one's nose in a book
hoisting
hold offices
holding my breath
homeport
induced hibernation
ion implantation device
isobutyl formate
jet-skiing
kreutzmann
lactarius lignyotus marginatus
lamp receiver
land snails
lithologists
Lyonia ligustrina
McDonaldization
meridional depression
Mitubiri
Modest Moussorgsky
monolayerlike
mouth shield
naranas
neolitsea confertifolia (hemsl.) merr.
non reversing tap
non-defining relative clauses
nonfeasible
open valley
p105HEF1
paganizes
paste resin
pelican-flower
piroplasms
polyetherchloride
postprocessualism
process window
Proper case
reconnaissance fire vehicle
replenishing solution
resistance wire wave staff
royal malady
safety limit
school psychologist
sealed-bid tender
sectio agrippina
separate mesh vidicon pick-up tube
service station
slot burner
splenius muscle of neck
strict stationarity
Susan Brownell
tanguticacin
ten dollar bill
tiltrotors
translation hop
transmission pad character
tri-gun colour tube
tutch
uncanonizes
uranyl nickel acetate
Valbondione
venomer
wood ibis
Yushania longissima