asteroid

/'æstәrɒid/ uk　 词频 #6181

托福 TOEFL

asteroid 是什么意思

中文释义

n. 小行星, 海盘车

a. 星状的

英文释义

n. any of numerous small celestial bodies composed of rock and metal that move around the sun (mainly between the orbits of Mars and Jupiter)

s. shaped like a star

asteroid 的真实例句

以下例句摘自真实英文文章，看看 asteroid 在自然语境里怎么用：

That’s roughly the mass of a smallish rocky asteroid, perhaps four or five kilometers in diameter.

—— What happens if you’re hit by a primordial black hole?

In fact, many birds were also extinguished in the fire and fury of the asteroid.

—— An asteroid extinguished all the dinosaurs except for birds. Here’s why

Vegavis and Asteriornis are emblematic of the birds that faced down the asteroid.

—— An asteroid extinguished all the dinosaurs except for birds. Here’s why

The culprit was a 10-kilometer-wide asteroid, a leftover crumb from the birth of our solar system that happened to intersect Earth.

—— An asteroid extinguished all the dinosaurs except for birds. Here’s why

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