分析句子结构可知, 主语是It“它”,orbits Earth“环绕地球运行”和has astronauts from different countries on board“允许来自不同国家的宇航员搭乘”是并列的谓语动词及其宾语,providing a continuous human presence in space“让人类持续不断地出现在太空中”是现在分词作状语,故本句可译为:它绕地球运行,允许...
百度试题 结果1 题目It orbits Earth and has astronauts from different countries on board,___a continuous human presence in space. 它环绕地球运行,其宇航员来自不同国家,空间站使得人类能够持续在太空中开展工作。相关知识点: 试题来源: 解析 providing ...
To test whether that is indeed the case, six variants of diagrams depicting differently shaped earth orbits around the sun were presented to 652 ninth-grade students in the United States. From responses to a written assessment, students' ideas about what caused the seasons were identified and ...
It orbits Earth and has astronauts from differentcountries on board, providing a continuous humanpresence in space.它环绕地球运行,搭载了来自不同国家的宇航员,使得人类能够持续在太空中开展工作。on board在船(车、飞机等)上※board n.板;木板;委员会;董事会;伙食;膳食v.登上(船、车、飞机等);寄宿take...
Seasons on Earth When a planet has perfect alignment between the axis it orbits on and the rotational axis, the amount of sunlight it receives is fixed as it orbits around the Sun–assuming its orbital shape is a circle. Since seasons come from variations in how much sunlight reaches the pl...
petigura’s numbers for earth-sized planets around a sun-like star go up to 22 percent or more. likewise, dressing’s numbers could also go up. astronomers were initially skeptical of m-dwarf systems because they thought a planet couldn’t be habitable near this kind of star. for one, ...
So, while the Trappist-1 solar system is just over 40 light years away (and we probably won’t be sending any spacecraft there in the near future), we can still model everything in STK and generate interesting results. For more information about howAnsys Systems Tool Kitcan help you, vi...
A mere 280 light-years from Earth, tidally locked, Jupiter-sized exoplanet WASP-43b orbits its parent star once every 0.8 Earth days. That puts it about 2 million kilometers (less than 1/25th the orbital distance of Mercury) from a small, cool sun...Continue Reading → May...
despite the huge risks.An example of this ongoing work is the International Space Station.It orbits Earth and has astronauts from different countries on board,providing a continuous human(6) presence in space. China's space programme started later than those of Russia and the US,but ...
百度试题 结果1 题目8.It orbitsEarthn and has astronauts from differentcountriesboard, providing a continuoushuman(present) in space. 相关知识点: 试题来源: 解析 on; presence