If we find a Dyson sphere around a distant star, that's a pretty compelling sign of life.

如果我们在远处的某颗恒星周围找到了戴森球，那很有可能标志着着生命的存在。

It says the light from a distant star as it passes right next the sun in the sun's gravitational field will bend.

据说来自遥远恒星的光在经过太阳旁边时会因为太阳的重力而弯曲。

The idea behind the experiment is simple: put a spinning gyroscope into orbit around the earth with the spin axis pointed toward some distant star as a fixed reference point .

实验背后的原理十分简单：将转动的回转仪放在环绕地球的轨道，转轴指向远处星体，作为固定基准点。