It is well known that observations accurately confirm the three predictions of Einstein [1, 2], namely: 1) the gravitational redshifts, 2) the perihelion of Mercury, and 3) the deflection of light.

• 众所周知，观察准确地肯定爱氏的三大预言，即：1)引力红移,2)水星的进动,和3)光线的偏移。