prenex

例句：

1. 1. The word "happy" has a prenex "-ful" to indicate fullness.
   单词“happy”有一个前缀“-ful”来表示满。
2. 2. In mathematics, the prenex "-ary" is used to denote a property or quality.
   在数学中，前缀“-ary”用来表示属性或品质。
3. 3. The prenex "-tion" is used to form nouns that describe actions or states.
   前缀“-tion”用于形成描述动作或状态的名词。