pinnacle
英 ['pɪnək(ə)l]
美['pɪnəkl]
	    - n. 高峰;小尖塔;尖峰;极点
 - vt. 造小尖塔;置于尖顶上;置于高处
 
英英释意
- 1. (architecture) a slender upright spire at the top of a buttress of tower
 
- 2. the highest level or degree attainable;
 - "his landscapes were deemed the acme of beauty"
 - "the artist's gifts are at their acme"
 - "at the height of her career"
 - "the peak of perfection"
 - "summer was at its peak"
 - "...catapulted Einstein to the pinnacle of fame"
 - "the summit of his ambition"
 - "so many highest superlatives achieved by man"
 - "at the top of his profession"
 
- 3. a lofty peak