[法] 毒性测定

AILSA CHANG, HOST: Scientists say they have solved a mystery about the Zika virus. They think they've figured out why the virus became a global threat all of a sudden and started causing severe birth defects. As NPR's Michaeleen Doucleff reports, the

发表于:2018-12-02 / 阅读(132) / 评论(0) 分类 2017年NPR美国国家公共电台9月

-There are at least pieces of evidence which show really serious impacts from levels of neonicotinoids that bees, wild bees could be exposed to in wild environment.And the arguement against the ban was laid out by one of the pesticide manufacturers.

发表于:2018-12-03 / 阅读(131) / 评论(0) 分类 探索与发现2013年

Hello. My name is Birke Baehr, and Im 11 years old. I came here today to talk about whats wrong with our food system. First of all, I would like to say that Im really amazed at how easily kids are led to believe all the marketing and advertising on T

发表于:2018-12-04 / 阅读(124) / 评论(0) 分类 听一分钟英文-I

Hello. My name is Birke Baehr, and I'm 11 years old. I came here today to talk about what's wrong with our food system. First of all, I would like to say that I'm really amazed at how easily kids are led to believe all the marketing and advertising o

发表于:2018-12-04 / 阅读(94) / 评论(0) 分类 英语语言学习

My Father Was My Hero My father was my hero, all throughout my life. The father of eight children, he saw his share of strife 1 . When I was very little, he appeared to be so large. In my eyes he coul

发表于:2018-12-05 / 阅读(131) / 评论(0) 分类 英语沙龙2004全年合辑上

In 1883, a creative engineer named John Roebling was inspired to build a spectacular[壮观的] bridge connecting New York with Long Island. However bridge-building experts throughout the world thought that this was an impossible feat and told Roebling

发表于:2018-12-11 / 阅读(179) / 评论(0) 分类 英文故事剧

[00:03.08]A person of great determination [00:07.65]Lesson 29 [00:11.60]1 Dialogue [00:15.36]Jane and Kate are leaving the swimming pool. [00:20.69]JANE:See you next Friday. [00:24.14]KATE:Next Friday?Why,what's happening?I'm going away for the weeke

发表于:2018-12-13 / 阅读(194) / 评论(0) 分类 高中英语人教版高三

Little girls are made of sugar and spice and, according to a study published in the journal Cell, a fierce determination to maintain their girlishness. Because it seems that a single gene keeps their ovaries from turning into testes. Scientists have

发表于:2018-12-24 / 阅读(111) / 评论(0) 分类 Scientific American(十二)月

Sacrificed to Science? Professor Colin Blakemore works at Oxford University Medical School doing research into eye problems and believes that animal research has given humans many benefits: The use of

发表于:2018-12-31 / 阅读(105) / 评论(0) 分类 有声英文阅读

今年4月23日,法国人民就要投票选出新一任的总统了。可是,大家发现,今年的几位候选人都不怎么行。弗朗索瓦?菲永(Francois Fillon)因陷入家人吃空饷的丑闻,民调持续走低;极右翼候选人马

发表于:2019-01-03 / 阅读(89) / 评论(0) 分类 阅读空间

上述10项是绝大多数英文药品说明书中必备项目,但是许多说明书中还常常出现其他一些项目。例如: 1、特点(Characteristics) 2、性质(Properties) 3、药代动力学(Phamacokinetics) 4、用药过量(

发表于:2019-01-08 / 阅读(132) / 评论(0) 分类 医学英语

有些说明书较详细地介绍药品的药理作用(Pharmacological Actions)。其内容主要包括药理作用、临床药理(Clinical Parmacology)、体外试验(in vitro experiments)、药物代谢(Metabolism)、药效(Potenc

发表于:2019-01-08 / 阅读(195) / 评论(0) 分类 医学英语

In defense of science, truth Bi Xiaotian acquired a new habit recently. Every time he opens his web browser, he checks the entry of paraxylene (PX) on Baidu Baike. As one of the participants in correcting the Baidu entry in early April, the 22-year-o

发表于:2019-01-08 / 阅读(107) / 评论(0) 分类 英语笔译

People are naturally destructive. They alter conversations, divulge pointless information, and spread toxicity in their wake. Such individuals dont deserve polite treatment. 人都具有消极的天性,容易改变立场,散布无意义的信息,

发表于:2019-01-17 / 阅读(99) / 评论(0) 分类 实用英语

Hello. My name is Birke Baehr, and I'm 11 years old. I came here today to talk about what's wrong with our food system. First of all, I would like to say that I'm really amazed at how easily kids are led to believe all the marketing and advertising o

发表于:2019-01-18 / 阅读(95) / 评论(0) 分类 英语演讲

If you have discipline, drive and determination, nothing is impossible. 如果你有自制力、动力和决心,没有什么是不可能的!

发表于:2019-01-21 / 阅读(146) / 评论(0) 分类 这句英语怎么说

朋友有毒,用白话说就是狐朋狗友,如果你总和这些朋友厮混在一起,你的生活永远是一团糟。 Toxic friends complicate your life. These people are more than a nuisance, theyre parasitic. Precious time slips away as yo

发表于:2019-02-01 / 阅读(155) / 评论(0) 分类 阅读空间

Anirudh Sharma doesn't just want to pull harmful carbon from the air. He wants to offer a cheaper alternative to the exorbitant costs of ordinary printer ink. 阿尼鲁德夏尔马不仅想除掉空气中的有害炭物质,还希望创造一种更便

发表于:2019-02-13 / 阅读(132) / 评论(0) 分类 阅读空间

They're often considered scavenging pests, but Australia's native White Ibis is helping scientists understand the impact of urban life on wildlife. These long-legged birds are a barometer of Sydney's environmental health. Our reporter Li Dong has the

发表于:2019-02-14 / 阅读(97) / 评论(0) 分类 世界各地新闻集锦

Absurdly, he was excluded from a 1971 National Research Council panel appointed to investigate the dangers of atmospheric lead poisoning even though he was by now unquestionably the leading expert on atmospheric lead. 荒唐的是,一个美国研究委

发表于:2019-02-17 / 阅读(99) / 评论(0) 分类 万物简史
学英语单词
abetalipoproteinaemia
alphabetology
alternative legacy
angel lutes
back trace technique
backwall photovoltaic cell
bathycurrent
Bessarion
best-suiteds
bonding pair
cancer vaccine
Canton River
capital expenditure decision
cardinalism
cartel party
cetophenicol
circular polariscope
citizen's arrests
cognosce
commodity space
crossposters
Curie unit
deferred income taxes
Dez Gerd
direct actuator
dislocation strengthening
diver boots
domestic by-products consumption
doubled linked list
drum handler
elevation of diaphragm
experimental segment
explanatory ledger
fasciatome
fixed sequence manipulator
Florentine diamond
gain currency with
geranium sinense r. kunth
have to thank for
high-level format
highway condition investigation
iefs
initial crystallizing point of paraffin
intensity wave
isodyne
jesteth
L. Coach
land oil exploitation
lebaks
loaded bran
location of instruction
Locustidae
Maltsch (Malše)
mark up rate
melanoepithelioma
metastisizes
method-acting
mid-range positioning system
minimum weight design
miriad
mode of fluidization
monkey jack
mountain pines
Mulungushi Dam
N-amidino phosphokinase
nitv
on active duty
oniric
overburdensome
prostrative
rainfall meter
red rash
regeneration from sprouts
selenium layer
slackerdom
speed-shifting mechanism
spontaneous variation
stinking goosefoot
stress contour
supplementary election
system of currency by weight
tags us
take up the word
taxpayer revolt
technical objective documents
thallotherophyte
tie-rod ball stud
time-space trade off
transit improvement trade
tristate logic
turbine housing
turbo prolog
two-frequency gas laser
unity-gain bandwidth
varispeed
vermile
voice answer device
wamefuls
watchlisting
wheel chuck
WLM
yolky