Technically,the term work size(also called word length) describes the size of an operand register,but it is also used more loosely to describe the size of the pathway to and from the processor.

• 字的大小这一术语(也称字长)描述了操作数寄存器的大小，但它也可用来不那么严格地描述出入处理器的通道的大小。