单词：cylinder speed change lever
单词：cylinder speed change lever 相关文章
By measuring how fast these stars were moving, he could prove if there really was a black hole at the center of an active galaxy. I picked a galaxy nearby which is called NGC 1068, an active galaxy, w
超大质量黑洞
For nearly 130 years, the worlds scientists have used a singular small, metal cylinder to define the exact weight of a kilogram. But that is about to change. The cylinder was made in 1889 of platinum and iridium metals. It is called the Grand K. The
2018年VOA慢速英语(十一)月
Everyday Grammar: Words Come and Go in English For VOA Learning English, this is Everyday Grammar. This weeks Everyday Grammar is by a guest author, David Sullivan. He is Assistant Managing Editor at The Philadelphia Inquirer, and Vice President of t
2015年VOA慢速英语(六)月
B: Great! Are the charges for the gas, water and the electricity included in the rent? A: Yes, but theres a ninety dollars hold-up fee charges by the gas company. Thats refunded after three month. B: I see. Thanks a lot. Unit Nine Repairing pipeline
移动英语
Im going to the railway station. 我要去火车站。 Please help me put the luggage in the trunk. 请帮我把行李放到行李箱里。 Please get to the airport within one hour. 请在一小时内赶到机场。 How long do we get there? 多长时
英语口语900句
Being Young: A State of Mind I recently went on a family outing. The kids were running around, being crazy like kids do, and my wife and I taking care of them. My mother-in-law also came to have fun and help, and believe it or not, she was the most u
时尚英语话题
In the 17th century, the French scientist Pierre Gassendi knew that light traveled faster than sound. When a gun fired far away, he could see the flash of gunshot long before he heard the report. Gassendi tried to measure the speed of sound by clocki
英语听力文摘 English Digest
The Sahel is one of driest areas in Africa, but that may change if Earths surface temperatures rise more than two degrees Celsius. 萨赫勒地区是非洲最干旱的地区之一，但是如果地球表面温度再升高两摄氏度，那么这一切可
2017年VOA慢速英语(七)月
Once upon a time there was a princess who was ever so proud: if any man came to woo her she would set him a riddle, and if he couldn't guess it he was laughed to scorn and sent packing. She also had it made known that whoever did guess the answer to
阅读空间
NB: This is not a word for word transcript Yvonne: Hello, I'm Yvonne Archer, this is 6 Minute English and thanks to Alice for joining me today. Alice: Hi Yvonne. Yvonne: Hello Alice. Now recently, an artefact - a very old piece of art - which many hi
六分钟英语
Voice 1 Hello, Im Marina Santee. Voice 2 And Im Rachel Hobson. Welcome to Spotlight. This programme uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 1 Welcome to our l
环球英语 Spotlight
Likewise, light travels at its maximum speed through a vacuum-the interstellar highway-but it slows down when it enters air, water, or some other medium. Through air, light moves a hint slower: forty miles-per-second less than its maximum speed. Thro
英语时差8，16
Tom is applying for a job as a signalman for the local railroad, and is told to meet the inspector at the signal box. The inspector decides to give Tom a pop quiz, asking, What would you do if you realized that two trains were heading towards each ot
趣味英语
Addressing the opening of the annual gathering of the National People's Congress, Premier Li Keqiang has set China's GDP growth target for this year at between 6.5 to 7 percent. He has also unveiled the draft of the much-anticipated 13th Five Year Pl
英语新闻
What If... 如果怎么样 Tom is applying for a job as a signalman for the local railroad. 汤姆在应聘做地方铁路系统的信号员。 The inspector decides to give Tom a quiz, asking, What would you do if you realized that two trains were h
英语小达人
乔治桑（George Sand）曾经说过 There is only one happiness in life, to love and be loved. （生命里只有一种幸福：爱与被爱。）正所谓一杯白水，一口干粮，只要爱人在我身旁，荒漠也会变成天堂！找到了那
英文语法词汇
All your life you've tried to fill a void, oh Fake a smile but couldn't find the joy, no They slow you down just to make sure you fit in, oh But they were wrong cause I wouldn't change a thing, no If you want somebody to love you You know I will If y
英文摇滚歌曲
highway code交通法规; traffic sign交通标志; accelerate加速; brake刹车; engage the clutch接上离合器; change gear变速; start up起动; decelerate减速; top speed最高速度; park停车; switch off the motor熄火 本文由在线英语
雅思英语
Addressing the opening of the annual gathering of the National People's Congress, Premier Li Keqiang has set China's GDP growth target for this year at between 6.5 to 7 percent. He has also unveiled the draft of the much-anticipated 13th Five Year Pl
2016CRI中国国际广播电台