apex of fibular head

例句：

1. 1. The apex of the mountain is visible from here.
   从这儿可以看到山顶。
2. 2. The apex of the curve is where the force is greatest.
   曲线的最高点是力最大的地方。
3. 3. The apex of the season brings with it the best of everything.
   季节的顶点带来了所有最好的东西。