液残渣

Unit 1:Establishing trade relation. The following conversation is between Mr.Gatty, an importer from Britain, and Mr.Dong,a director of Liming Foodstuffs factory. Mr Gatty is visiting the sample room of the factory and Mr Dong is accompanying with hi

发表于:2018-12-03 / 阅读(170) / 评论(0) 分类 外贸英语口语

This is the VOA Special English Agriculture Report. Cows, sheep, goats and other animals can get mastitis, an inflammation in the udder, the organ where milk is produced. Milk from an untreated cow is still relatively safe to drink. But the milk is

发表于:2018-12-07 / 阅读(162) / 评论(0) 分类 VOA慢速英语2008(十)月

If you imagine the 4,500-million-odd years of Earth's history compressed into a normal earthly day, 请你想像一下。把地球的45亿年历史压缩成普通的一天。 then life begins very early, about 4 A.M., with the rise of the first simpl

发表于:2018-12-18 / 阅读(131) / 评论(0) 分类 万物简史

Last week, tens of thousands of gallons of sewage gushed into urban streams in Baltimore, because of leaky pipes and flooding rains. And when that happens, it's not just organic matter and microbes that get flushed into aquatic habitats. It's drug re

发表于:2018-12-24 / 阅读(115) / 评论(0) 分类 2016年Scientific American(八)月

Food Safety and The Delaney Clause on today's Congressional Moment The Delaney Clause was named after its sponsor, New York Congressman Jim Delaney, and was an addition to the Federal Food, Drug, and Cosmetic Act of 1958. Worried that pesticides and

发表于:2018-12-27 / 阅读(122) / 评论(0) 分类 英语时差8,16

Last time we talked about how astronauts eat and drink under weightless conditions in space. Today we'll cover the next question kids love to ask-how do astronauts go to the bathroom in space? It may sound silly, but it's really a good question, beca

发表于:2018-12-27 / 阅读(104) / 评论(0) 分类 英语时差8,16

(woman) Word comes from California of a new weapon in the war on household pests. Two scientists working for a firm in Anaheim, California, have developed a method to eliminate insects without using dangerous chemicals. The new poison? Hot air. The

发表于:2018-12-30 / 阅读(143) / 评论(0) 分类 托福听力短文

It may sound silly, but its really a good question, because weightlessness does make a visit to the latrine a tricky proposition. Weightlessness poses two main problems in the bathroom. The first is that an astronaut could drift away from the bowl at

发表于:2018-12-31 / 阅读(106) / 评论(0) 分类 英语听力文摘 English Digest

The antimicrobial triclosan is a common ingredient in hand soap. But it's also found in shampoos, deodorants, toothpaste, even lip gloss. So it's not too surprising that triclosan also shows up in blood, urine, breast milk and mucus. But here's the w

发表于:2019-01-02 / 阅读(131) / 评论(0) 分类 英伦广角

Smaller Fingers Mean More Sensitive Fingertips A study in the Journal of Neuroscience finds that people with smaller fingers have more sensitive fingertips, probably due to a higher concentration of touch receptors in a given area. Cynthia Graber rep

发表于:2019-01-02 / 阅读(173) / 评论(0) 分类 60秒科学

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute?. [Spray sound.] Killing bugs? No. [Spray sound.] Deodorizing the bathroom? No. [Spray sound.] Checking for explosives, yes. Because chemists at the University of Califor

发表于:2019-01-08 / 阅读(194) / 评论(0) 分类 Scientific American(九)月

Located in Nanping County, Aba Tibetan-Qiang Autonomous Prefecture, Jiuzhaigou Ravine stretches 80 kilometers in one direction and takes up an area of more than 60,000 hectares. The area consists of six scenic spotsChanghai, Jianyan, Nuorilang, Shuzh

发表于:2019-01-08 / 阅读(138) / 评论(0) 分类 旅游英语

The oil spill in the Gulf of Mexico is looming over the seafood industry. Prices are going up and the crisis could lead to more imported seafood in the coming months. But some people are questioning the safety of imported seafood. Lasting impact Tom

发表于:2019-01-13 / 阅读(113) / 评论(0) 分类 VOA标准英语2010年(五)月

Questions Remain on Ebola Waste Disposal 埃博拉的废物处理费问题 Ebola is contracted by coming into contact with the bodily fluids of an infected person. Health workers wear spacesuit-like protective gear when treating patients. But researc

发表于:2019-01-14 / 阅读(117) / 评论(0) 分类 VOA标准英语2014年(十二月)

威士忌副产品或会成为下一代汽车燃料 Scotland is the world's largest whisky producer. And Scottish professor has discovered how to take the waste products from distilling whisky and turn them into biobutanol, an alcohol that can be use

发表于:2019-01-14 / 阅读(145) / 评论(0) 分类 VOA标准英语2016年(一月)

DAVID GREENE, HOST: And now some bad news for bees. There is new evidence that they are being harmed by some widely used pesticides though it may be only if the bees already are vulnerable. Here's NPR's Dan Charles. DAN CHARLES, BYLINE: These pestici

发表于:2019-01-16 / 阅读(130) / 评论(0) 分类 2017年NPR美国国家公共电台7月

泰国农产品安全令人担忧 Thailand has long been recognized as a leading exporter of rice and other agricultural produce. But tests for pesticide residues are raising concerns about whether the food is safe. 长期以来,泰国是众所周知

发表于:2019-01-18 / 阅读(117) / 评论(0) 分类 VOA双语新闻 2012年10月

威士忌生物燃料技术 We know we shouldnt drink alcohol and drive. But whisky could help us be more environmentally friendly drivers. 谁都知道不能酒后驾车。但是,从威士忌副产品中可以提取出新的生物燃料给汽车提供

发表于:2019-01-19 / 阅读(95) / 评论(0) 分类 VOA双语新闻 2015年11月

By Lisa Schlein Geneva 12 September 2006 United Nations disaster-management experts have gone to Ivory Coast to help with the investigation of a toxic waste dumping incident that has left at least six people dead and thousands ill. ----- A man point

发表于:2019-02-01 / 阅读(200) / 评论(0) 分类 2006年VOA标准英语(九月)

Any simple organisms, alas, would have been baked away by the processes that turned ocean mud to stone. 哎呀,任何简单的生物都会在海洋污泥变成石头的过程中被烘烤没了。 Instead what we would see if we crunched up the rock

发表于:2019-02-17 / 阅读(177) / 评论(0) 分类 万物简史
学英语单词
a cunt
across the board rule
agro-econimic zone
akhetaton
alkaline earth group
Anthemis cotula
arison
azotobacter chroococcum
bathysalinometer
Baykal, Zaliv
behind locked doors
caulis sargentodoxae
childhedi
cinnabar-
communication line adapters
converged network
cube cutter
data diskette
depth roller
directcoupledfetlogic
distributing board
dngioma pigmentosum atrophicum
dragged down
duckfoot cultivator
exclusive distribution agreement
family cicindelidaes
flat reamer
flower of sulphur
furriness
habronychus (monohabronychus) longicornis
half frosted lamp bulb
half shape rubber bobbin
Harodase
have no bowels
high-contrast image
hildae
holyfields
Hongkie
hydroxymycin
inductive meter
jalabiya
Joint Strategic Planning System
jumps-in
keep in simple system
lave-eared
ledger system
light buoy
limnichthys nitidus
liquid floor soap
local noise
long-term debts
lose the sheep for a ha'p'orth of tar
made an errand
madinne
medimeform
morosan
mosole
multi-sectional dock
multi-stage-construction
nephrocirrhosis
network of conductors
neuropediatrics
open type ladle
passive comsat
peritrochoid
pistil
power fail recovery system
puleo
quantity of social labo(u)r consumption
r. volaris (a. recurrentis ulnaris)
radiation power of sound source
refilter
registrative
reliability report
rhea americanas
round dozen
rusche
saw palmettoes
seed file
skelhorns
strong holding device
super microprocessor
the london eye
time-base corrector
time-leap
topology of pore structure
tousche
toxicologic study
transport in circulation
trimethyliso-alloxazine
typebar
unactivatable
unbitable
unp
ushed
vamping stitch
venezky
verdine
vermifuge
victorite (enstatite)
xyrospasm