utility

n. 公共设施,效用,公用程序,实用品,实用

Their research project has limited practical utility.

他们的研究项目实用价值很有限。

The source entry utility operation during which source statements are keyed in and added a new records in a source member.

一种源输入公用程序的操作，在这一操作过程中，它将键入的源语句作为新记录加到源成员中。