四氢大麻酚{註:大麻的主要成分}

This is Scientific American Sixty Seconds Science, I'm Sophie Bushwick, got a minute? When Mexican tetra fish moved into darker caves long ago, they evolved to deal with the dark by becoming albino and going blind. A new research shows that the chang

发表于:2018-12-24 / 阅读(177) / 评论(0) 分类 Scientific American(一)月

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(384) / 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(129) / 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(154) / 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(167) / 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(140) / 评论(0) 分类 医务英语

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(171) / 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(191) / 评论(0) 分类 Scientific American(三)月

Climate, Brain Infection Linked in Uganda Scientists say they have found the first major neurological condition linked to climate. A Ugandan study shows the amount of rainfall can affect the number of infants who develop a deadly brain infection. Its

发表于:2019-01-13 / 阅读(149) / 评论(0) 分类 VOA标准英语2013年(一月)

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(212) / 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(290) / 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(173) / 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(143) / 评论(0) 分类 英语语言学习

Some rivers and beaches in New Zealand are not clean enough. A new report to the Minister of Conservation, Kate Wilkinson, says that we need to do more to protect rivers. Some of the problems with rivers are because too much water is taken out of the

发表于:2019-02-17 / 阅读(146) / 评论(0) 分类 新西兰英语

10 Getting The Lead Out 第十章 把铅撵出去 In the late 1940s, a graduate student at the University of Chicago named Clair Patterson (who was, first name notwithstanding, an Iowa farm boy by origin) was using a new method of lead isotope measur

发表于:2019-02-17 / 阅读(186) / 评论(0) 分类 万物简史

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(161) / 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(201) / 评论(0) 分类 英文语法词汇

A: Is there a medication you can prescribe to help me with my problem? B: There are various choices of blood pressure medication that we can try. A: What is available? B: We could start with Hydrochlorothiazide, which is a diuretic. A: Are there many

发表于:2019-02-27 / 阅读(149) / 评论(0) 分类 健康-Health

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(184) / 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(279) / 评论(0) 分类 英文语法词汇
学英语单词
acquisition and cross-servicing agreement
adhesive bandage
agnostid
announces
Ashhurst's splint
autoregulation on load
beam -lobe switching
biconvex section
bilinearization
category 5 cable standard
changeabler
city-states
clark y airfoil
computer case
control-rod configuration
copper (cu)
crooke
cutting shoe of caisson
difference potentiometer
disassembly table
drive magnet
electro hydrodynamic analogy
electrostatic (percussive) welding
enabling payments
failed fuel element detection system
fanbases
felapton
fixed memory
foster brothers
go on the scamp
goes to pieces
grewcock
groove wall inclination
hardiss
hotel glass ware
hydropower project planning
incorporator
industrial hygienics
intromit
inverse gate
IOUs
isobaric spin effect
ivp
kokoshniki
Lake Kinnereth
light and dark bottle method
m. pyramidalis
material balancing calculation
maximum deflection
mccreath
mealworm beetle
mean charge characteristic
mercury paraphenolsulfonate
module of differentials
mountain region farming
naval mechanical engineering
neuron network computer
Ngumbin
noncompete clauses
ora serrata
palardy
paleoearthquake
palisade arrangement
parachuteless
peated
percussing device
perfect monopoly
plug-in change-over system
police superintendent
potential audit finding
Rampside
Rampur
renewal sheet
reversed martingale
round botton slot
screw adjusting outside caliper
securities borrowing and lending
semi-bordered pit
sentence phonetics
signal in throat section
signal yard
sodium chloride
Song-dong
sparrers
spin-tickling
Streptococcus acidi lactici
sucre bleu
symmetric polynomial
tail down
the king of the castle
tightening gels
uncovered acceptance
unifaces
unsteamy
v-type blender
vachons
vaughan
verilog
voyeurs
wine-growing
woolly adelgids
zero frequency