埃丁顿爵士通过观测日食验证了爱因斯坦的相对论。

Sir Arthur ___Eddington proved Einstein's theory of relativity by observing a solar eclipse.

这颗恒星的爱丁顿值为3，意味着它的亮度是太阳的三倍。

The star has an ___Eddington value of 3, meaning it's three times as luminous as the Sun.