4.6 Billion Years Ago
46億年前英文例句
- The Earth is estimated to have formed approximately 4.6 billion years ago through accretion and gravitational attraction of cosmic dust and debris.
地球估計約於46億年前通過宇宙塵埃和碎片的增積和引力吸引而形成。 - The formation of our solar system began about 4.6 billion years ago with the collapse of a molecular cloud.
我們太陽系的形成始於約46億年前，當時一個分子雲崩潰。 - The oldest known rocks on Earth date back to about 4.6 billion years ago, providing clues to the planet's early history.
地球上已知最古老的岩石可以追溯到約46億年前，為該行星的早期歷史提供了線索。 - 4.6 billion years ago, the solar system was a chaotic and violent place, with numerous collisions and impacts shaping the planets and moons we see today.
約46億年前，太陽系是一個混亂和暴力的地方，無數的碰撞和撞擊塑造了我們今天看到的行星和衛星。 - The Sun, our star, ignited about 4.6 billion years ago, marking the beginning of the solar system's formation.
太陽，我們的恆星，約在46億年前點燃，標誌著太陽系的形成開始。 - The formation of Earth and other terrestrial planets is believed to have occurred within the first 100 million years after the solar system's birth.
地球和其他地球行星的形成被認為發生在太陽系誕生後的頭100萬年內。 - 4.6 billion years ago, the early Earth was a hot, molten ball of rock undergoing frequent bombardment from asteroids and comets.
約46億年前，早期的地球是一個熱的、熔化的岩石球，經常受到小行星和彗星的轟炸。 - The formation of our Moon is believed to have occurred around 4.5 to 4.6 billion years ago after a massive collision between Earth and a Mars-sized body.
我們的月球的形成被認為發生在約45到46億年前，當時地球和一個火星大小的物體發生了一次巨大的碰撞。 - The ancient Earth during its early years had a very different atmosphere and environment compared to what we see today.
早期的地球擁有與今天相比非常不同的大氣層和環境。 - The study of the Earth's formation and its early history is essential for understanding the processes that shaped our planet and laid the foundation for life as we know it today.
研究地球的形成及其早期歷史對於理解塑造我們行星的過程以及為我們今天所熟知的生命奠定基礎至關重要。