useless
US /ˈjuːs.ləs/
UK /ˈjuːs.ləs/
1.
无用的, 没用的
serving no purpose; completely without use
:
•
This broken pen is completely useless.
这支坏掉的笔完全没用。
•
It's useless to argue with him; he never changes his mind.
和他争论是没用的；他从不改变主意。
2.
无能的, 不擅长的
having no ability or skill in a particular area
:
•
I'm completely useless at math.
我数学完全不行。
•
He's useless with computers.
他对电脑一窍不通。