BBC Learning English - Space Message 宇宙信息

　　Sun Chen: 运行轨道 orbiting. 围绕这颗恒星运转的有三颗行星。而且没准儿其中的两颗还可能有水存在。

　　Helen: And as we believe, water is an essential ingredient of life.

　　Sun Chen: That’s right, 水是生命之源。那这么看的话这颗星球上存在生命的可能性有多大呢？

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　　Probability of life out there is extremely difficult to quantify because the real unknown in all of this，is knowing what are the ingredients of life itself.

　　Helen: It’s all about the unknown, isn’t it?

　　Sun Chen: Yes, it is. Richard 认为现在还很难说到底宇宙是不是存在其它的生命形态。

　　Helen: But even the scientists are not sure about what really makes up life itself.

　　Sun Chen: That’s the difficulty. 甚至就连科学家们也无法回答到底生命的组成部分是什么。

　　Helen: Now let’s return to the subject of sending this new digital message to space. What makes it different this time? Let’s hear from the project organiser, Oli Madgett.

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　　The earth has sent a radio wave very famously back in 1974 up into space, but it’s been the preserve of scientists and the military and the government. This is the first time that we’re allowing everybody to have their say and make their mark and essentially, be in space.

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