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(34) / 评论(0) 分类 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

发表于:2018-12-31 / 阅读(41) / 评论(0) 分类 英语听力文摘 English Digest

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(49) / 评论(0) 分类 VOA标准英语2014年(十二月)

Water pollution 水污染 A: Is the lake very polluted? A.这个湖污染严重吗? B: Well, I wouldn't swim in it- but the water is much cleaner than it was a few years ago. B:哦,我没法在里面游泳,但是比前几年清洁多了。 A: A

发表于:2019-01-14 / 阅读(40) / 评论(0) 分类 职业技术英语口语

今天我们要学的词是discharge。 Discharge有出院的意思。The H1N1 patient was discharged from the hospital after recovery, 这位H1N1甲型流感患者康复后出院。Former British Prime Minister Margaret Thatcher was discharged from

发表于:2019-02-03 / 阅读(74) / 评论(0) 分类 英语每日一词

Voice 1 Thank you for joining us for Spotlight. Im Liz Waid. Voice 2 And Im Joshua Leo. Spotlight uses a special English method of broadcasting. It is easier for people to understand no matter where in the world they live. Voice 1 Angel Rodriguez liv

发表于:2019-02-14 / 阅读(29) / 评论(0) 分类 环球英语 Spotlight