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四十五亿

四十五亿

四十五亿

四十五亿

2

Four-and-a-half billion years ago , our star was born . Hydrogen atoms fused together to form helium , and in the process, released photons.

四十五亿年前，我们的太阳诞生了。氢原子融合在一起形成氦，并在此过程中释放出质子。

3

Imagine way back four and a half billion years ago , there is a vast chemical soup of stuff .

想象一下我们回到四十五亿年前，只有一些化学物质的溶液。

4

When the Earth first formed four and a half billion years ago, it's too hot to form with water .

在地球于四十五亿年前最初形成时，它因为太热而不能形成水。

5

Yes , point five , OK , OK, OK!

对，四十五亿，好，好，好！

6

The solar system was formed 4 . 5 billion years ago.

太阳系是四十五亿年前形成的。

7

Our sun formed 4 . 5bn years ago , but it 's got 6bn more before the fuel runs out.

我们的太阳形成于四十五亿年前，而六十亿年后它的燃料才能耗尽。

8

Tycoon Li Ka-shing has slipped five places on the world's rich list to 28th after reportedly losing $4 . 5 billion last year.

商业大亨李嘉诚去年身家「缩水」四十五亿，在全球富豪榜下降五级，跌至第二十八位。

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