残余毒性;(农药)残毒

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(110) / 评论(0) 分类 2017年NPR美国国家公共电台9月

CNN Radio, I am Mitchell Right. Our cover story were getting in the first report of how things went in today's spring court hearing over the president's healthcare law. CNN's Lisa reports this sounds ominous first arguments. Day one focused on a tech

发表于:2018-12-02 / 阅读(175) / 评论(0) 分类 CNN2012年(三)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(109) / 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(95) / 评论(0) 分类 听一分钟英文-I

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(87) / 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(66) / 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(109) / 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(172) / 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(87) / 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(78) / 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(73) / 评论(0) 分类 英语演讲

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(134) / 评论(0) 分类 阅读空间

BEIJING, Dec. 13 (Xinhua) -- China Construction Bank (CCB), one of four major banks in China, on Saturday announced it plans to sell no more than 600 million preference shares to raise up to 60 billion yuan (9.8 billion U.S. dollars) in a private pla

发表于:2019-02-05 / 阅读(146) / 评论(0) 分类 英语新闻

As far as stereotypes go, a wandering eye and the urge to jump into bed with multiple partners seems to be built into a man's DNA, but when it comes to cheating, the sexes are created more equally than we think. (Cough, Kristen Stewart, cough。)

发表于:2019-02-06 / 阅读(90) / 评论(0) 分类 英语美文

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(106) / 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(80) / 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(77) / 评论(0) 分类 万物简史

As Uganda looks to eliminate malaria, the country is engaged in a debate(辩论会) over the use of chemicals such as DDT in some of the world's most malarial regions. In the district of Apac in northern Uganda, the risk of malaria is higher than any

发表于:2019-02-17 / 阅读(93) / 评论(0) 分类 英语新闻

1. Tanabata wish Jinzhao hope, leaves Shannon cancellative residual resentment. Figure permanent, v. anxious. 七夕如愿盼今朝,红叶香残怨可消。朝朝暮暮图永久,缠缠绵绵诉心焦。 2. On video, such as day light, the vast Ag

发表于:2019-02-18 / 阅读(101) / 评论(0) 分类 英语美文

Autumn dusk, floating patches of dead leaves. Piece of the falling yellow leaves are always people feel sad and depressed. Fu Guo Dang Qi autumn slightly leisurely in my mind the layers of memories! Looked forward to, read the. Like an elegant lilies

发表于:2019-02-25 / 阅读(142) / 评论(0) 分类 英语美文
学英语单词
Action rear!
air humidifier
anaerobic corrosion
Anterselva di Sopra
bacterial antibody
Basel III
binary number system
Blumenau's plaster test
brass work polishing
brychtova
chrysso spiniventris
cleanabler
coefficient of run-off
cold press dewaxing
conduloy
current accounts
cyperolone
daily-use industrial goods
debris utilization
dentine caries
dulnesses
edge end break
environmental esthetics
exhaust collector
fossa sphenomaxillaris
frambesin
Garfunkels
geothermal resource
given names
goethestrasse
health physics laboratory
high corona
Huanghai
hypotrehalosemic hormone
immunocyte
incoherent optical arrangement
inorganic wastewater
interradially
investigates
iodoethylene
ipsative score
khalilzad
killo
Konyrolen
L.R.S.
Laiyi Township
lamp test
larkey
laser chemistry
level inverted
luminescent intensity
magnetization process
manual cancellation
marine environmental impact prediction
Menstruocalamus sichuanensis
MO. & S.
multiple adapter
mutual system
narcolan
non-parametric induction
nonedibles
overshops
Oxycoccus
ozanam
pealing
periodic audit
phacomete
piaffing
plot style table
polyphonian
Polytrichiidae
put oneself in someone's shoes
Reich wing
reversed angle bar
roadless transport
satsuma orange
scarr
shutter disk
simultaneous scanning
Sint Maartensdijk
spectral sensitivity characteris-tic
spendicitis
spherulocyte
Steuben
stomatal
strengthlessness
striped type
sword
tanoan languages
taymour
technical guidance
Texas purple spike
togrogs
triangularity
twistification
universal testing-machine
valid ticket
viscous damper
water mangetizer
white-market
wind music
zeronin A