过氧化四氢萘

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(173) / 评论(0) 分类 Scientific American(一)月

This is Scientific Americans 60 Second Science, I am Cynthia Graber, this will just take a minute. Compounds found in the herb thyme have antibiotic properties. Now scientists have demonstrated that thyme might have a future role in fighting acne. A

发表于:2018-12-24 / 阅读(193) / 评论(0) 分类 Scientific American(三)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(379) / 评论(0) 分类 英语沙龙2004全年合辑下

EXPLORATIONS - October 9, 2002: George Catlin, Part 2 By Paul Thompson VOICE ONE: This is Mary Tillotson. VOICE TWO: And this is Steve Ember with the Special English program EXPLORATIONS. Today we pre

发表于:2019-01-02 / 阅读(148) / 评论(0) 分类 Explorations

By Paul Thompson VOICE ONE: This is Mary Tillotson. VOICE TWO: And this is Steve Ember with the VOA Special English program EXPLORATIONS. A new exhibit of paintings is being shown at the Smithsonian A

发表于:2019-01-02 / 阅读(162) / 评论(0) 分类 Explorations

Daylight Turns Thin Plastic Barrier into Germ-Killing Material Daylight-powered germ-killing equipment may someday help protect health workers from deadly microorganisms like Ebola virus disease. That is a finding from a study published in the journa

发表于:2019-01-03 / 阅读(103) / 评论(0) 分类 2018年VOA慢速英语(四)月

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(153) / 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(163) / 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(168) / 评论(0) 分类 Scientific American(四)月

1. US intelligence officials say the 24 suspects arrested in an airplane terror plot were targeting ten flights from Britain to a number of US airports. They apparently planned to ignite a peroxide -b

发表于:2019-01-08 / 阅读(187) / 评论(0) 分类 美联社新闻一分钟2006

By Paul Sisco Washington, D.C. 27 June 2007 After successful careers in the sportswear business, Doug and Kristine Tompkins set out with a passion to preserve the some of the world's last remaining wild places. Today they are among the largest landho

发表于:2019-01-13 / 阅读(200) / 评论(0) 分类 2007年VOA标准英语(六月)

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(210) / 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(282) / 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(172) / 评论(0) 分类 科技之光

NEW YORK, Feb. 23 (Xinhua) -- NBA upstart Jeremy Lin has applied to the U.S. Patent and Trademark Office to trademark the term Linsanity. According to the trademark regulators' website, Lin filed his application on February 13, a move that would give

发表于:2019-02-02 / 阅读(146) / 评论(0) 分类 英语新闻

benzoyl 苯甲酰 peroxide 过氧化物 inflammation 发炎 hyaluronic acid injections fillers 注射玻尿酸填充 facial cleanser 洗面奶 firming facial toner 紧致爽肤水 sunscreen/sunblock 防晒霜 facial mask 面膜 body lotion 润体乳

发表于:2019-02-16 / 阅读(119) / 评论(0) 分类 早安英文

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(183) / 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(158) / 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(200) / 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(181) / 评论(0) 分类 夏说英语新闻晨读
学英语单词
5-FDUR
achilus
actual center gravity
adjustable angle square
airscrew thrust
Alagoa Nova
alimentary abstinence
allodapic
American black bear
audit efficiency
BBC One
be bursting to
bergy bit
bostrychopsis parallela
central down-comer
cheese curls
college role
colo(u)r fastness to nitrogen oxides
conally
conditional failure rate
COPAC
creosote
cylindrical component
depletion of value
dicephalic
discriminating order
dyety
endemious
engi
farquhar
gill rot
global society
halpenny
hand force
high efficiency deoxidiser
humidity effect
ideal ratio
inflection temperature
initial light current
interdiscipline space science
internationalizes
jarvs
karass
kenan
keying action
large scale theory
linear recombination
maldanid
malt-maker
man-made-material
metacarpal bones (i-v)
microzymes
mold buggy
multiple output change flow table
mulus
noise peak limiter
North filter
Oberjochpass
one-book
oplophorous
orthogonal node
oxidative flame
oxide sealing
panthera leos
permissible mean maximum pressure
precurrent marking
presymptomatic
quasiequatorial
redistribution of stresses
ribbon gage
Rogernomically
runcinatus
sabliere
Salmās
sand hornet
scales back
schlumberger spread
sea-anglings
seasonal flu
selectional
service modem
shutdown temperature
smooty
spacesuits
spinae pedis
strophanthus cardiac glycoside
supervision and administration
surveyors
Symplocos modesta
thick-shelled fold
thrutty
tick paralysis
trick
tridecyls
unfavourable
unrimple
usage rights
vapour-cycle cooling
wood lemming
wrongfully declared cargo
Zener breakdown theory