pinnacle

1. N-COUNT A pinnacle is a pointed piece of stone or rock that is high above the ground. 尖锥形石块

A walker broke his arms, legs, and pelvis yesterday when he plunged 80 feet from a rocky pinnacle. 一位步行者昨天从80英尺高的尖锥形岩石上摔下来，摔断了胳膊、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. 顶峰

She was still at the pinnacle of her career. 她依然处在事业的巅峰时期。