单词:concentrating reflector
单词:concentrating reflector 相关文章
Todd: Lois, I noticed that you have a poster of David Beckham by your desk. 托德:洛伊斯,我发现你桌子上有一张贝克汉姆的海报。 Lois: I do. I think that David Beckham is quite a handsome man. I also think that he is a very, ve
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
Unit 62:Concentrate on your food 第62单元:专心吃东西 Don't read while you eat.Don't watch TV while you eat. 吃东西时不要阅读、不要看电视、 Don't stand up and move around while you eat.Just eat. 也不要站起来四处走动,
03 Having Problems Concentrating GLOSSARY drivers test a written and driving exam that one must pass before one canreceive a drivers license * For the drivers test, youll need to know the maximum speed limit in residentialareas and on freeways. distr
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
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
Todd: Lois, I noticed that you have a poster of David Beckham by your desk. Lois: I do. I think that David Beckham is quite a handsome man. I also think that he is a very, very talented footballer, although his recent performance in Euro 2004 was may
Todd: Lois, I noticed that you have a poster of David Beckham by your desk. Lois: I do. I think that David Beckham is quite a handsome man. I also think that he is a very, very talented footballer, although his recent performance in Euro 2004 was may
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
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
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
Teenagers around the world can rejoice with the news that their brain deserves the blame when parents' orders go ignored while they tap on their smartphones. 在专注玩手机的时候,我们的大脑会自动屏蔽掉父母的唠叨世界各地的青
Mari: Hi, Ron. I met your brother Michael and I learned that you're a triplet. So what is it like being a triplet? Ron: Yes, I am a triplet. It's a good thing. I'm very close with my brothers, both of them. One of my brother's name is Michael and the
Now consider this: Life is the coffee; the jobs, money and position in society are the cups. They are just tools to hold and contain life, and the type of cup we have does not define, nor change the quality of life we live. Sometimes, by concentratin
Vagner: Arent you supposed to be studying for the drivers test? Liesl: Im supposed to be, but I keep getting distracted. Reading this manual is deadly. Vagner: I know, but if you dont study, youll never pass the test. Try to focus. Liesl: Ive tried t
Todd: Lois, I noticed that you have a poster of David Beckham by your desk. Lois: I do. I think that David Beckham is quite a handsome man. I also think that he is a very, very talented footballer, although his recent performance in Euro 2004 was may
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
Mari: Hi, Ron. I met your brother Michael and I learned that you're a triplet. So what is it like being a triplet? Ron: Yes, I am a triplet. It's a good thing. I'm very close with my brothers, both of them. One of my brother's name is Michael and the
释义: have a hard time 在上碰壁 正如字面含义一样,有了一段非常痛苦的时光(hard time),表示困难的状况。想要说明具体缘由的话,可以在 hard time 后面接 ...ing。 例句: You have a hard time list