unavailing
🇺🇸
/ˌʌnəˈveɪlɪŋ/
🇬🇧
/ˌʌnəˈveɪlɪŋ/
adjective
R
not producing the hoped-for result
Despite their best efforts, their attempts to save the company were unavailing.
彼らの最善の努力にもかかわらず、会社を救おうとする試みは無駄でした。
translation
無効な