Question

asteroid n.[天文]小游星,小行星,海盘车 adj.星状的 An asteroid is like a comet. However, while comets are mostly made of ice, asteroids are made up of rock or even metal. This makes them dangerous because they can cause a lot of damage if they collide with a planet. The craters on the Moon were formed by asteroids and some think it was an asteroid that wiped out the dinosaurs. Around a million asteroids are located between Mars and Jupiter in an area called the “asteroid belt.” ★☆☆☆☆ 2013.3

Accepted Answer

['æstərɔid] An asteroid is a large, irregularly shaped object in space that orbits our Sun. If one of these giant rocks ends up on a collision course with Earth, we are in for big trouble. Now utopia has grown unfashionable, as we have gained a deeper appreciation of the range of threats facing us, from asteroid strike to epidemic flu and to climate change. 1[N-COUNT 可数名词]小行星（在火星及木星轨道间围绕太阳运行） An asteroid is one of the very small planets that move around the sun between Mars and Jupiter.

英语单词	asteroid
英美音标	['æstərɔid]
中文释义	n.[天文]小游星,小行星,海盘车 adj.星状的
vocab简明	An asteroid is a large, irregularly shaped object in space that orbits our Sun. If one of these giant rocks ends up on a collision course with Earth, we are in for big trouble.
vocab扩展	An asteroid is like a comet. However, while comets are mostly made of ice, asteroids are made up of rock or even metal. This makes them dangerous because they can cause a lot of damage if they collide with a planet. The craters on the Moon were formed by asteroids and some think it was an asteroid that wiped out the dinosaurs. Around a million asteroids are located between Mars and Jupiter in an area called the “asteroid belt.”
真题原句	Now utopia has grown unfashionable, as we have gained a deeper appreciation of the range of threats facing us, from asteroid strike to epidemic flu and to climate change.
柯林斯星级	★☆☆☆☆
柯林斯解释	1 [N-COUNT 可数名词]小行星（在火星及木星轨道间围绕太阳运行） An asteroid is one of the very small planets that move around the sun between Mars and Jupiter.
来源	2013.3

Asteroid Made Mars æstərɔid N.[天文]小游星,小行星,海盘车 Adj.星状的 Large Irregularly