asteroid

小行星英释中释none of the many small planet s that move around the Sun, especially between Mars and Jupiter

1 asteroid belt,小行星带

1 Astronomers have detected an asteroid not far from Earth, moving in the same orbit around the Sun..天文学家在距离地球不远处发现一颗与地球绕日轨道相同的小行星。

2 Look at the movies that we see all the time. It's easy to imagine the end of the world. An asteroid destroying all life and so on..瞧瞧那些我们一直在看的电影，要想像世界末日那是很容易的事，比如一个小行星毁灭了所有生命之类的。

3 Moving on through the asteroid belt we enter the realms of the gas giant planets: Jupiter, Saturn, Uranus and Neptune, all of which dwarf the Earth..穿过小行星带继续前进，我们进入了气体巨行星区域：木星、土星、天王星、海王星，所有这些都使地球看起来像个侏儒。