再纯化; 再净化

Life Is A Test 人生是一场考试 It makes for a lot of stress, and we tend to feel that there will be more hard lessons in life。 这是个让人充满压力的比喻,我们时常感觉人生就是一个不断面临各种课题的过程。 Lif

发表于:2018-12-18 / 阅读(245) / 评论(0) 分类 英语美文

This is the VOA Special English Development Report. The lack of clean drinking water is a major problem worldwide. The World Health Organization says more than one billion people live in areas where renewable water resources are not available. The pr

发表于:2019-01-12 / 阅读(278) / 评论(0) 分类 2010年VOA慢速英语(四)月

This is the VOA Special English Health Report. An outbreak of cholera in Haiti continues to spread sickness and worry. Health officials are worried that the capital could suffer a major outbreak of the disease. So far most cases in Port-au-Prince hav

发表于:2019-01-12 / 阅读(272) / 评论(0) 分类 2010年VOA慢速英语(十一)月

By Paul Sisco Washington, DC 26 July 2006 watch Water Purification report Villagers in Iraq are better off today, thanks in part to NASA engineers from the Marshall Space Center in America's deep south. ------- Concern for Kids is a non-profit organ

发表于:2019-01-12 / 阅读(319) / 评论(0) 分类 2006年VOA标准英语(七月)

Students Invent Water Purification Disc The lab operates like a kitchen. They add several ingredients. Then they mix, weigh, press and bake them. What's created is called a MadiDrop - a ceramic disc infused with silver. When dropped in water, silver

发表于:2019-01-14 / 阅读(254) / 评论(0) 分类 VOA标准英语2013年(六月)

12The Lord said to Moses, 2Say to the Israelites: 'A woman who becomes pregnant and gives birth to a son will be ceremonially unclean for seven days, just as she is unclean during her monthly period. 3On the eighth day the boy is to be circumcised. 4

发表于:2019-01-26 / 阅读(316) / 评论(0) 分类 利未记

By Paige Kollock Washington, DC 12 May 2006 watch Sustainability Expo report More than 350 students from 21 colleges and universities were on the National Mall in Washington D.C. this week to compete

发表于:2019-02-05 / 阅读(318) / 评论(0) 分类 2006年VOA标准英语(五月)

Katia: So, Enam, let's talk about environmental problems of our countries. In Bangladesh, what is an environmental problem? Enam: Actually, we have a lot of environmental problems in Bangladesh but mainly I'd say the soil contamination is quite bad,

发表于:2019-02-05 / 阅读(297) / 评论(0) 分类 原版英语对话1000个

Katia: So, Enam, let's talk about environmental problems of our countries. In Bangladesh, what is an environmental problem? Enam: Actually, we have a lot of environmental problems in Bangladesh but mainly I'd say the soil contamination is quite bad,

发表于:2019-02-16 / 阅读(259) / 评论(0) 分类 英语趣味课堂

Nearly 230,000 people affected by the earthquake in Yunnan have been relocated to safer areas. Longtoushan County is the worst-hit area. Two relocation sites were established there to accommodate victims. Works are now underway to repair dozens of wa

发表于:2019-02-18 / 阅读(283) / 评论(0) 分类 CCTV9英语新闻2014年08月

一台类似于公交站的城市空气净化装置,近日正式落户于清华大学,其将作为清华校车车站之一,接受北京空气的测试。 请看相关报道: An outdoor air purification system, an oxygen bar designed in the fo

发表于:2019-02-25 / 阅读(305) / 评论(0) 分类 英文语法词汇
学英语单词
4-methylthoamfetamine
air sampling rig
AND-operation
animal draw farm implements
arc resistance
authorings
basal squamous cell epithelioma
basic functions of commercial enterprises
Begin, Menachem (Wolfovitch)
beta spectrometer
bone fibril
Boole, George
breastsummer
broder
bulk memory
bustop
cadged
calculation of reserves
caretaker status
charge to the jury
closed breeding
continuous toolbar cultivator
controllable vane
cyclically
dead animal processing plant
Doppler coefficient of reactivity
droplet mean diameter
East Yorkshire
elbowed out
ELHILL
end-to-end system
ethyl hydrogen peroxide
f.o.t.
fellow-soldiers
fenestra cochle?
follicular inflammation
forward component
gender card
Gordimer
grandmaternal
Hammerstein
hydro-dolomite
ice colo(u)r
illegal
illumination profile
implied undertaking
in september
induced channel
initial-rate method
ishiko
james naismiths
ledoxantrone
lightbulbs
ligneous plant
logarithmic residue
loom-state
magnetic tape release
magnetodisk
mechanical supercharging
millenarianisms
moontracking
mullity
multi-effects
naray
nondivisor
Oraio
oses
parent fish
penuary
peripheral dissociation
pheninadamine
phyllosporous
pollarded
pollinia
Puccinellia humilis
pulling himself together
qualified aircraft observer
receipt of licence clause
Riebeek-Kasteel
rioter
Ronda
root porosity of rice varieties
Ryōri-zaki
sale item
sented
spheric iron particle
standard rod gap
street people
tahitis
tarryment
telephone recording attachment
tens
tremor linguae
unass
vacuum coating machine
velocity of goods circulation
vincol
wing-bases
worked-out section
zakone
zipperheads
Zmiyëvka