Even this epochal discovery was not sufficient . 甚至这个划时代的发现也不是充分的。
It is an epoch - making discovery 这是个划时代的发现。
Yet this epoch - making discovery causes another dilemma : it contradicts newtons law of gravity which implies that gravitational force is instantaneous , that is having infinite speed 可是这一划时代的发现却带来另一项矛盾:它和牛顿重力学暗含的瞬时重力影响大相迳庭。