pinnacle
noun uk/ˈpɪn.ə.kəl/ us/ˈpɪn.ə.kəl/
(SUCCESS)
[ C usually singular ]极点；顶点，顶峰
the most successful or admired part of a system or achievement
By the age of 32 she had reached the pinnacle of her career. 她在32岁时事业达到顶峰。
Synonyms: apex (SUCCESS) peak (HIGHEST POINT)the summittop (HIGHEST PART)vertex zenith (MOST SUCCESSFUL POINT)
(TOP)
[ C ]（建筑物的）尖顶，小尖塔;山顶
a small pointed tower on top of a building, or the top part of a mountain
literary The pinnacles of the Himalayas were visible above the clouds. 喜马拉雅山的山顶显现在云端之上。
Synonyms: mountaintoppeak (MOUNTAIN)summit (HIGHEST POINT)top (HIGHEST PART)