/ˌʌnsəkˈsesfl ||; ˌʌnsəkˈsɛsfəl/adj not successful; not achieving what you wanted to 不成功的；未达目的的:
His efforts to get a job proved unsuccessful. 他找工作的努力已证明失败。They were unsuccessful in meeting their objectives for the year. 他们未能实现全年目标。She made several unsuccessful attempts to see him. 她几次试图见他，但是没有成功。 ➔unsuccessfully /-fəli ||; -fəlɪ/ adv