useless
🇺🇸
/ˈjuːsləs/
🇬🇧
/ˈjuːsləs/
not helpful or effective
This broken tool is useless for fixing anything.
这个坏掉的工具对于修理任何东西都毫无用处。
not good at doing something
I feel useless when trying to cook complicated meals.
当我尝试烹饪复杂的餐点时,我感到自己很没用。