不起作用

• malfunction
• pall on
• cut no ice
• out-of-commision

例句

1. 他试了又试，但一切努力都不起作用。
   He tried and tried but all his efforts were of no avail.
2. 你那种盛气凌人的态度在这里对我不起作用。
   That domineering manner of yours cuts no ice here with me.