futile

词性:adj.
音标: [ˈfjuːtl] [ˈfjuːtaɪl
释义: 无效的;没有出息的;琐碎的;无关紧要的

When something fails to deliver a useful result, you can call it futile .


Sir, evacuation may be futile.


I will not disable the security field. Your actions are futile.


To attempt to do so would be futile,Admiral.


Any attempt to prove otherwise is futile 'cause it just ain’t true.


I don’t think it’s futile.