useful adj. 1.有用的,有益的,有效的,有帮助的。 2.〔俚语〕值得称赞的,精通…的 (at)。 make oneself generally useful 事事有用,事事帮得来忙 (He must make himself generally useful. 他可事事都干得来)。 a pretty useful performance 相当精采的演出。 His wife is very useful at cooking. 他的妻子很会做菜。 adv. -ly ,-ness n.
These are all useful questions , but none of them matter if your application doesn t actually do what your stakeholders expect it to 这些都是有用的问题,但是如果应用程序实际做的工作不是利益相关者所期望的,那么所有这些都无关紧要。