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Asteroid
01
小行星
any of the rocky bodies orbiting the sun, ranging greatly in diameter, also found in large numbers between Jupiter and Mars
Example
Scientists study asteroids to learn about the early solar system and potential threats to Earth.
Asteroids vary in size from tiny fragments to large bodies hundreds of kilometers across.
The asteroid impact that led to the extinction of the dinosaurs occurred approximately 66 million years ago.
asteroid
01
小行星的, 星形的
shaped like a star
