fruitless
🇺🇸
/ˈfruːtləs/
🇬🇧
/ˈfruːtləs/
adjective
R
not producing any result or benefit
Despite all our hard work, our attempts to contact them were fruitless.
尽管我们努力工作，但我们试图联系他们的尝试都是徒劳的。
translation
徒劳的