element of confidence

例句：

1. 1. Thetheory of relativity is the fundamental elementof modern physics.
   相对论是现代物理学的基础。
2. 2. The team's success canbe attributed to its strong leadership and diverseelements.
   团队的成功归功于其强大的领导力和多元化的组成。
3. 3. The new product will includeseveral essential elements that are not available inthe current model.
   新产品将包括几个在当前型号中不可用的基本元素。