| 1. | Weber claims recently to have observed gravitational waves coming from the centre of the galaxy .
最近，韦伯声称已观察到来自银河系中心的引力波。 |
| 2. | However , these waves can be hard to detect
但是，它们发出的引力波很难以探测。 |
| 3. | Laser interferometer gravitational wave observatory ligo
激光干涉引力波天文台 |
| 4. | These spacetime distortions travel as gravitational waves
这些时空的改变以引力波的形式传递。 |
| 5. | Why bother looking for gravitational waves
为什么要寻找引力波？ |
| 6. | That is why gravitational waves are so difficult to detect
这就是为什么引力波的探测如此困难的原因。 |
| 7. | The bar then absorbs energy from the wave and this makes it vibrate
铝棒会从引力波中吸收能量并产生振动。 |
| 8. | The size of the vibrations depends on the strength of the gravitational wave
振动的幅度依赖于引力波的强度。 |
| 9. | Each detector can find them only in a certain range of frequencies
每种探测器都只能在特定的频率范围找到引力波。 |
| 10. | These gravitational waves have eluded scientists for nearly a century
这些引力波已经把科学家们难倒了近一个世纪。 |
