0 of no use; not working or not achieving what is needed -- 無用的；無效的
Without fuel, the vehicles will become useless for moving supplies. 沒有燃料，車輛就無法運送物資。
[ + to infinitive ] It's useless to speculate without more information. 沒有更多資訊，推斷毫無意義。
Don't ask me to add it up - I'm useless at maths. 別讓我算總數，我數學很差。
She's very good at methodical work, but useless when there's a lot of pressure. 她很善於做條理性強的工作，但要是壓力太大她就做不來了。
You're absolutely useless - can't you even go to the shops without getting lost! 你真沒用——連去商店買東西都會迷路！
It's useless trying to convince her that she doesn't need to lose any weight.
His books are full of repetition and useless information.
The shelves were covered with ornaments and useless knick-knacks.
For all her qualifications, she's still useless at the job.
If such instances are rare though, strategies based on those games are useless.
The libertine is executioner of his own desire, and his bliss is free of any attachment to useless objects.
To compromise is useless: what side of oneself does one show by compromise?
