| 释义 |
pin·na·cleBrE /ˈpɪnəkl/ NAmE /ˈpɪnəkl/ noun [usually sing. ]~of sth the most important or successful part of sth 顶点；顶峰；鼎盛时期◆ the pinnacle of her career 她事业的顶峰a small pointed stone decoration built on the roof of a building （建筑物）尖顶a high pointed piece of rock , especially at the top of a mountain （尤指山顶的）尖岩，兀立岩石 |