universal amplification curve

例句：

1. 1. The universal truth is that every child needs love and attention.
   普遍真理是，每个孩子都需要爱和关注。
2. 2.The universal language of the internet is English.
   互联网的通用语言是英语。
3. 3. The universally accepted definition of happiness is a state of contentment and satisfaction.
   普遍接受的幸福定义是一种满足和满意的状态。