billions of years发音

意思翻译

数十亿年

相似词语短语

billions of───数以亿计的；亿万

hundreds of billions of───千亿

years of experience───经历年限；多年经验

years of ww1───一战年代

hundreds of years───几百年；数百年

full of years───年迈的，上了年纪的

years of age───岁；年岁；[医]年纪，年龄

years───n.[天]年；年龄；岁月；年代

years of working───工作年限；工作年数

双语使用场景

It assures that the astronomical cycles have been in existence for billions of years.───这使人们确信天文周期已经存在了数十亿年。

We are the products of evolution, and not just evolution that occurred billions of years ago.───我们是进化的产物，并且不仅仅是发生在数十亿年前的进化。

Over billions of years, the gas was compressed by gravity into galaxies, stars, plants and eventually, even humans.───在数十亿年的时间里，这些气体被引力压缩成星系、恒星、植物，最终甚至变成了人类。

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?───若它们的速度恒久不变，那它们在上一个几十亿年前就存在了。那宇宙是怎么出现的？

There must have been a time billions of years ago when life crossed the threshold of irreversibility.───数十亿年前生命肯定有过一次跨越不可逆性的门槛的行动。

'If life can evolve, it's going to have billions and billions of years to adapt to the surface.───如果Gliese581g上的生命也能进化，它肯定是花费了数亿年的时间来适应行星表面。

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.───它不是直到亿万年之后你以一个物质的形式在这一行星的一个生物学的物质泡泡里开始了你的旅程。

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.───从创世纪的第一天算起，几十亿年后，植物才出现，又过了大约十五亿年，鱼类才露面。

Species get their next to perfect bodies during billions of years of development. They are the natural teacher to us.───物种在数亿年的进化过程中形成了近乎完美的身体结构，是人类天然的学习对象。

英语使用场景

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.