primes

例句：

1. 1. The prime minister's speech was a turning point in the political landscape.
   首相的演讲是政治格局转变的关键。
2. 2.The company is at its prime, with strong profits and market share.
   公司正处于巅峰状态，利润丰厚，市场份额大。
3. 3. The prime of life is often associated with youthful energy and vitality.
   人生最美好的时期往往与青春活力联系在一起。