fixed-length word

例句：

1. 1.The fixed-length word "apple" is used to refer to the fruit.
   固定长度的词“apple”用于指代这种水果。
2. 2. In programming, a fixed-length word is a variable that can hold a specific number of values.
   在编程中，固定长度的词是一个可以存储特定数量值的变量。
3. 3.The fixed-length word "apple" has been used in many different contexts throughout history.
   固定长度的词“apple”在历史上的许多不同语境中都被使用过。