billions of years的意思

billions of years中文翻譯：

數十億年

相似詞語短語

billions of───數以億計的；億萬

hundreds of billions of───千億

years of experience───經歷年限；多年經驗

years of ww1───一戰年代

hundreds of years───幾百年；數百年

full of years───年邁的，上了年紀的

years of age───歲；年歲；[醫]年紀，年齡

years───n.[天]年；年齡；歲月；年代

years of working───工作年限；工作年數

雙語使用場景

It assures that the astronomical cycles have been in existence for billions of years.───這使人們確信天文周期已經存在了數十億年。

We are the products of evolution, and not just evolution that occurred billions of years ago.───我們是進化的產物，并且不僅僅是發生在數十億年前的進化。

Over billions of years, the gas was compressed by gravity into galaxies, stars, plants and eventually, even humans.───在數十億年的時間里，這些氣體被引力壓縮成星系、恒星、植物，最終甚至變成了人類。

If their speed had been constant, they would all have been on top of one another billions of years ago. Was this how the universe began?───若它們的速度恒久不變，那它們在上一個幾十億年前就存在了。那宇宙是怎么出現的？

There must have been a time billions of years ago when life crossed the threshold of irreversibility.───數十億年前生命肯定有過一次跨越不可逆性的門檻的行動。

'If life can evolve, it's going to have billions and billions of years to adapt to the surface.───如果Gliese581g上的生命也能進化，它肯定是花費了數億年的時間來適應行星表面。

It wasn't until billions of years later that you took physical form and began your journey on this planet in a physical bubble of biology.───它不是直到億萬年之后你以一個物質的形式在這一行星的一個生物學的物質泡泡里開始了你的旅程。

From day one of Genesis, it took billions of years for life to reach plant stage, and another billion and a half before fish appeared.───從創世紀的第一天算起，幾十億年后，植物才出現，又過了大約十五億年，魚類才露面。

Species get their next to perfect bodies during billions of years of development. They are the natural teacher to us.───物種在數億年的進化過程中形成了近乎完美的身體結構，是人類天然的學習對象。

英語使用場景

Billions of years ago Mira was likely similar to our Sun, but has now become a swollen red giant star , its outer layers of material blowing off into interstellar space.

Biological system has been doing this for billions of years.

Biological systems have been doing this for billions of years.

The proposition is that, some billions of years ago, visiting extraterrestrials arrived in their spaceship to view the Earth.

After billions of years the Sun finally has an owner -- a woman from Spain's soggy region of Galicia said Friday she had registered the star at a local notary public as being her property.

Over billions of years it will slowly fizzle out to become a black dwarf.

There must have been a time billions of years ago when life crossed the threshold of irreversibility.

Billions of years ago, free-living bacteria are thought to have become incorporated into living cells as energy-providing mitochondria.

The process of biological evolution has taken billions of years.