apex
n
(pl ~es or apices ) top or highest point 顶点; 最高点
the apex of a triangle 三角形的顶点
(fig 比喻) At 41 he'd reached the apex of his career. 他41岁时到达事业的顶峰.
I don't think he'll remember a thing tomorrow morning.
我认为,到明天清晨,他会忘得一干二净。
Ever since then, the great monument has been a symbol of liberty for the millions of people who have passed through New York Harbour to make their homes in America.