element duration

例句：

1. 1. The study of physics is essential for understanding the fundamental laws of nature.
   物理学的研究对于理解自然界的基本规律至关重要。
2. 2. The team's performance was a crucial element in their victory.
   团队的表现是他们胜利的关键因素。
3. 3. The discovery of new elements has revolutionized our understanding of the universe.
   新元素的发现已经彻底改变了我们对宇宙的理解。