pinnacle

1. N-COUNT A pinnacle is a pointed piece of stone or rock that is high above the ground. 尖錐形石塊

A walker broke his arms, legs, and pelvis yesterday when he plunged 80 feet from a rocky pinnacle. 一位步行者昨天從80英尺高的尖錐形巖石上摔下來，摔斷了胳膊、腿和骨盆。

2. N-COUNT If someone reaches the pinnacle of their career or the pinnacle of a particular area of life, they are at the highest point of it. 頂峰

She was still at the pinnacle of her career. 她依然処在事業(yè)的巔峰時(shí)期。