新托福听力十大主题词汇分享：天文词汇
主题之一: 天文Theme One: Astronomy
astronomer astronomical astronaut
astrology observatory telescope
solar system cosmic rays cosmos
interstellar intergalactic galaxy
The Milky Way The Big Bang comet
asteroid satellite meteor
meteorite revolution rotation
radiation constellation cluster
lunar eclipse velocity
corona terrestrial planetary
exploration hypothesis assume
collision supernova nova
light year gravitation nebula
1 astronomern. 天文学家
During his own tenure as astronomer royal, from 1720 to 1742, Halley studiously tracked the moon.
2 astronomicala. 天文学的, 天文数字的, 庞大的
A man-made clock would certainly prove a useful accessory to astronomical reckoning but could never stand in its stead.
3 astronaut n. 太空人, 宇航员, 太空旅行者
In their most visible work, astronauts will let loose a retrievable satellite carrying a coffin-sized inflatable antenna.
4 astrologyn. 占星学, 占星术
Racing expert John Randall phoned a friend on the
新托福听力十大主题词汇分享：天文词汇
</p>13 The Milky Wayn. 银河系
One reason to think that the Milky Way had such a meal several billion years ago is its structure.
14 The Big Bang n. 宇宙大爆炸
The Big Bang theory is the belief that the universe originated as the result of a large explosion of a single mass of matter.
15cometn. 彗星
Astronomers had accidentally caught a comet in the act of turning into an asteroid.
16 asteroid n. 小行星
Extraction of helium-3 from the surfaces of asteroids is not likely to compare with that from the Moon.
17satelliten.卫星, 人造卫星
One month later a second satellite was launched into a somewhat higher orbit, of between 234 and 244 miles.
18 meteorn.流星
From time to time Earth suffers bombardment from meteors and comets, and meteoritic impact has been a major planet-shaper and climate-modeler.
19 meteoriten.陨石
Some people believe that dinosaurs were destroyed because of the effects of a gigantic meteorite.
20 revolutionn. 旋转, 转数
The planet rotates in the same direction as its revolution around the sun.
21 rotationn. 旋转, 转动 It takes 243 Earth days for Venus to complete one rotation.
22 radiationn. 放射, 发光, 辐射
Sensors detected a dangerous level of radiation.
23 constellationn. 星座, 星群
Scientists have discovered a new a star in the constellation of Orion.
24 clustern. 串, 束, 群 v. 使成群, 聚集
Most galaxies are found in clusters rather than in isolation.
25 lunara. 月球的, 有关月球的
The first lunar module is now on display at the Smithsonian Air and Space museum in Washington.
新托福听力十大主题词汇分享：天文词汇
</p> 26 eclipsen. (日,月)蚀No solar eclipses will be visible from the United States in 1996, and only two will be visible from Earth.
27 velocityn. 速度, 迅速, 速率
In addition, there is no difference in velocity between movements which are long and those which are short.
28 coronan. 日冕, 冠状物
Corona is a circle of coloured light that can sometimes be seen around the moon at night.
29 terrestriala. 地球的, 陆地的, 地球上的
A statistical analysis based on this data suggests that well over half the stars are being orbited by rocky terrestrial material.
30 planetarya. 行星的
The book lists all predictable astronomical phenomena for the coming year, such as planetary, lunar, and eclipse data.
31 explorationn.考察, 勘探, 探查
Further exploration and appraisal drilling will be necessary to confirm the commercial potential for this discovery.
32 hypothesisn. 假说, 假设, 前提, 猜测
Our hypothesis is that the dolphins ate contaminated fish, and this affected the dolphins’ immune system.
33 assumev. 假定, 假设
We cannot assume the suspects to be guilty simply because they have decided to remain silent.
34 collisionn. 碰撞, 冲突
These airbags are designed to protect car drivers in head-on collisions.
35 supernovan.超新星
Another theory suggests that a supernova explosion occurred, destroying the companion sun and scattering its material toward our Sun.
36 nova n. 新星
Apparently a nova is a close binary system, made up of a cool, normal star and a White Dwarf.
37 light year n. 光年
The Japanese company is light years ahead of its European competitors.
38 gravitationn. 万有引力
Newton worried about that when his theory of gravitation required apparently instantaneous interaction between two distant objects.
39 nebula n. 星云
According to present-day ideas, a star begins its career by condensing out of a cloud of dust and gas known as a nebula.
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