单词：external reflector
单词：external reflector 相关文章
In 1970, the Soviet Union put a laser reflector on the moon, carried by a rover. A few months later, it disappeared. Some speculated that the rover had fallen into a crater or parked in such a way as to render the reflector inaccessible. Now after 40
Scientific American(四)月
25.Could you check it out, please? 25.麻烦你们来看一下好吗？ 26.Could you fix it? 26.你能修好吗？ 27.I'll have that taken care of immediately. 27.我马上处理这件事。 28.How do I use the safe in my room? 28.房间里的保险箱
实境旅游英语
如果你的生活并不称心如意，不要只说：我们的时机会来的。或总有一天情况会好转的。 Don't just stand there Many people think that they have to accept whatever life throws at them. They'll say, This is my fate, my des
精美英文欣赏
据《科学》杂志报道，苏联的月球车40年前在月球表面留下了激光反射器，虽然经过多年的搜寻科学家始终没有发现激光反射器的踪迹。 4月22日，一组物理学家终于发现了来自反射器的微弱闪
60秒科学
Kenyan Girls Develop App to End FGM Five Kenyan schoolgirls have developed an app to help women and girls end female genital mutilation (FGM). The girls will soon take part in the yearly international Technovation competition in California. Technovat
2017年VOA慢速英语(七)月
Gain - This is an increase in signal power, due to a boost from an electronic device. Garbage - These are unwanted characters that appear because of either incorrect settings or noise. Gate - These ar
电信英语
1. What we read influences our thinking. 我们所阅读的书本会影响我们的思想。 2. Nothing but death can part the couple. 除了死之外，什么也拆不散这一对。 3. Now she looks
Modern English 洋话连篇
NB: This is not a word for word transcript Stephen: Hello, I'm Stephen. Rob: And I'm Rob. Stephen: And this is 6 Minute English! This week were talking about citizen journalism. Rob: Citizen journalism thats when people who arent trained journalists
六分钟英语
The Five-hundred-meter wide Aperture Spherical Telescope, or FAST, is now operational in the mountains of Guizhou in southwest China. FAST has been designed to help Chinese researchers better understand our universe, as well as probe the cosmos for e
2016CRI中国国际广播电台
A: It really drives me crazy. A: 我真是快要疯了! B: What happened? B: 出什么事了? A: I bought these trousers last month, but now it's difficult to put them on. I must put on weight recently. A: 我上个月买的裤子，现在穿上去有点
英语脱口秀之流行时尚
Bart's upstairs neighbor was driving him nuts. He made all kinds of strange noises at all kinds of strange hours. If I tell my neighbor he's noisy, he won't believe me, Bart thought. He'll believe me only if he lives downstairs and hears himself upst
英文短篇故事（纽约）
By Paul Sisco Washington 14 November 2007 At the McDonald Observatory in western Texas, a unique space program has been quietly underway for more than 30 years. It is called the Lunar Laser Ranging Program. VOA's Paul Sisco has more. Research scienti
VOA常速英语2007年（十一月）
CAPE CANAVERAL Two American astronauts will venture outside the International Space Station Monday to stow a failed coolant pump and extend the outpost's Canadian railway. Wearing protective spacesuits in a deadly vacuum(真空) environment, Stephen
英语新闻
丹麦人的幸福感源于平等;新加坡人的幸福感源于法律;印度加尔各答贫民窟的人的幸福感源于相互依靠彼此的心。 In Denmark, happiness comes from equality; in Singapore,happinesscomes from the rule of law; in the
英语美文
COLOMBO, May 5 (Xinhua) -- British Prime Minister David Cameron and Foreign Secretary William Hague will attend the Commonwealth Heads of Government Meeting (CHOGM) in Sri Lanka in November, the Sri Lankan External Affairs Ministry announced on Sunda
英语新闻
A longtime al-Qaida operative was killed in a U.S. airstrike in early July while traveling near Sarmada, Syria, the Pentagon said Tuesday. Muhsin al-Fadhli was traveling in a vehicle when he was hit July 8. Sarmada is in Idlib province in the norther
英语新闻
I cherish being around people who are totally comfortable with who they are. There always seems to be an aura of love and acceptance that follows these folks around. 在我眼里，悦己的人非常可贵。他们身上总是闪耀着爱和接纳的光
阅读空间
They say Jan. 18 or Blue Monday is the most depressing day of the year, but they're wrong. The most depressing day of the year is today, because you're about to find out how and when you're most likely to die. 人们总说蓝色星期一，即1月18号
阅读空间
The construction of the project was started in 2011 with an investment of 1.2-billion yuan, or about 180 million US dollars. The 500 metre Aperture Spherical Telescope, or FAST, is the size of 30 football fields. It's located in a hollow that was for
2016CRI中国国际广播电台
15.要信任朋友，但同时又要学会理性地分析和看待问题。 We need to trust our friends and at the same time, we also need to analyze and look at things in a rational way. 16.朋友可以是我们生活和工作中的动力，也可以
雅思英语