单词：purification tank for liquid waste
单词：purification tank for liquid waste 相关文章
Kill them all. You know I did and that was tough to live with, er, for a long time. I was angry, because the, the, the way we prosecuted that particular mission--you know, send the Tank Company down this crowded road that was already covered in burni
国家地理2007年
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
英语美文
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
英语时差8，16
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
英语听力文摘 English Digest
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
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
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
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
VOA标准英语2013年(六月)
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
VOA标准英语2014年(十二月)
当年是铁路把美国的大西洋海岸和太平洋沿岸连接了起来。今天要谈的习惯用语就是从那个年代流传至今的。先学的三个习惯用语都诞生在一百多年前。当时大多数美国人还过着乡居生活，但
美国习惯用语
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
利未记
The U.S. space agency is moving ahead with preparations for Thursday's scheduled launch of the space shuttle(航天飞机) Discovery on its mission to the International Space Station. NASA said it was loading liquid oxygen and liquid hydrogen into th
英语新闻
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
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,
原版英语对话1000个
今天我们要学的词是 think tank. Think tank 智库。比如，The Heritage Foundation is a well-known conservative think tank. 传统基金会是一个著名的保守派智库。A think tank in Beijing recommended China adjust its one-child po
英语单词荟萃
600 million middle-class Chinese by 2020: think tank HAIKOU, Nov. 3 (Xinhua) -- China's rapid urbanization will greatly increase its number of middle-class people to 600 million and support an economic growth between 7 percent and 8 percent annually
英语新闻
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,
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
CCTV9英语新闻2014年08月
当年是铁路把美国的大西洋海岸和太平洋沿岸连接了起来。今天要谈的习惯用语就是从那个年代流传至今的。今天学的习惯用语也是诞生在一百多年前。当时大多数美国人还过着乡居生活，但
美国俚语
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
英文语法词汇