Definition: not achieving what was wanted or intended Level: B2
在几次失败的尝试之后，团队终于成功了。
After several ___unsuccessful attempts, the team finally succeeded.
不幸的是，她的工作申请没有成功。
Unfortunately, her job application was ___unsuccessful.
尽管付出了努力，寻找失踪狗狗的行动还是没有成功。
Despite their efforts, the search for the missing dog was ___unsuccessful.
