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单词 Evolution of the Solar System
释义

Evolution of the Solar System

原声例句
当月 CNN 10 学生英语

NASA hopes its Lucy transforms the understanding of the evolution of the solar system.

美国国家航空航天局希望 " 露西 " 号的发现能改变人们对太阳系演变的认知。

NASA微课堂

They're also really special in terms of  understanding the evolution of the solar system and understanding the evolution  of the planets because they have remained gravitationally stable for over billions of years.

它们在理解太阳系演化和行星演化方面也非常特别,因为它们在数十亿年的时间里一直保持引力稳定。

英语百科

Formation and evolution of the Solar System

Artist's conception of a protoplanetary disk
Pierre-Simon Laplace, one of the originators of the nebular hypothesis
Hubble image of protoplanetary discs in the Orion Nebula, a light-years-wide
Artist's conception of the solar nebula

The formation of the Solar System began 4.6 billion years ago with the gravitational collapse of a small part of a giant molecular cloud. Most of the collapsing mass collected in the center, forming the Sun, while the rest flattened into a protoplanetary disk out of which the planets, moons, asteroids, and other small Solar System bodies formed.

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更新时间:2025/6/22 1:33:14