unsuccessful attempt
未成功尝试
an unsuccessful business venture.
一次不成功的商业冒险
an unsuccessful attempt to enter Parliament.
想当选议员的不成功尝试。
He made an unsuccessful attempt to stop the thief.
他试图捉住小偷, 但未能成功。
Unsuccessful in mathematics, the student turned to biology.
在数学上一无所成，这个学生转而从事生物学的研究
The problem merely ramified after the unsuccessful meeting.
那次不成功的会议后，问题变得更加复杂了
I went into the job with my eyes open—everyone knows what happens to an unsuccessful manager.
我睁大眼睛开始了工作——每个人都知道失败的经理会有什么下场。
They all looked tired and fretful after several unsuccessful trials.
"在多次试验没有成功的情况下,他们个个看上去又疲倦又烦躁不安。"
All her attempts to find a better job were unsuccessful; it seemed that the dice were loaded against her.
她想找个好点的工作, 可一切的努力都没成功。她总是不顺利。
In 2003, Turkey refused to accept the ship for shipbreaking, and in addition, a German ship broker was unsuccessful in his attempt to remove visible asbestos from ship in Italy when costs skyrocketed.
2003年时，土耳其拒绝拆解该船，同时一家德国拆船公司原本打算在义大利清除船上可见的石绵，却因为花费预算过高而失败。
To their fury, they had been unsuccessful.
令他们极其愤怒的是，他们一直没有成功。
来源: 3. Harry Potter and the Prisoner of AzkabanSo overall, was the journey unsuccessful?
那么总的来说，这次旅行是不成功的吗？
来源: CET-6 Listening Past Exam Questions (with Translations)And so far, people have been unsuccessful in exterminating them long term.
但截至目前，人类尚不能长期消灭蚊子。
来源: CNN Selected March 2016 CollectionThis was all unsuccessful, so he tried personal insults.
但这都无济于事。他便对他进行人格侮辱。
来源: Oliver Twist (abridged version)There were three unsuccessful votes to find a replacement.
进行了三次失败的投票，就是为了寻找替代者。
来源: CNN 10 Student English of the MonthWorkers say negotiations have been unsuccessful as unions claim.
据工会表示称，双方未能达成一致协议。
来源: AP Listening Collection April 2016I think he would have seen himself as unsuccessful.
我想他会认为自己是不成功的。
来源: Science in 60 Seconds - Scientific American September 2023 CompilationThe book looked like a list of unsuccessful experiments.
本子上列的单子像一连串失败的实验记录。
来源: Transformed into a Monster Doctor: Selected WorksNeedless to say, the doctors were unsuccessful in helping him.
不用说，这些医生都没能成功帮助到他。
来源: Tales of Imagination and CreativitySo things that are hit or miss are often unsuccessful.
所以碰运气的事情往往不会成功。
来源: Grandparents' Vocabulary Lessonunsuccessful attempt
未成功尝试
an unsuccessful business venture.
一次不成功的商业冒险
an unsuccessful attempt to enter Parliament.
想当选议员的不成功尝试。
He made an unsuccessful attempt to stop the thief.
他试图捉住小偷, 但未能成功。
Unsuccessful in mathematics, the student turned to biology.
在数学上一无所成，这个学生转而从事生物学的研究
The problem merely ramified after the unsuccessful meeting.
那次不成功的会议后，问题变得更加复杂了
I went into the job with my eyes open—everyone knows what happens to an unsuccessful manager.
我睁大眼睛开始了工作——每个人都知道失败的经理会有什么下场。
They all looked tired and fretful after several unsuccessful trials.
"在多次试验没有成功的情况下,他们个个看上去又疲倦又烦躁不安。"
All her attempts to find a better job were unsuccessful; it seemed that the dice were loaded against her.
她想找个好点的工作, 可一切的努力都没成功。她总是不顺利。
In 2003, Turkey refused to accept the ship for shipbreaking, and in addition, a German ship broker was unsuccessful in his attempt to remove visible asbestos from ship in Italy when costs skyrocketed.
2003年时，土耳其拒绝拆解该船，同时一家德国拆船公司原本打算在义大利清除船上可见的石绵，却因为花费预算过高而失败。
To their fury, they had been unsuccessful.
令他们极其愤怒的是，他们一直没有成功。
来源: 3. Harry Potter and the Prisoner of AzkabanSo overall, was the journey unsuccessful?
那么总的来说，这次旅行是不成功的吗？
来源: CET-6 Listening Past Exam Questions (with Translations)And so far, people have been unsuccessful in exterminating them long term.
但截至目前，人类尚不能长期消灭蚊子。
来源: CNN Selected March 2016 CollectionThis was all unsuccessful, so he tried personal insults.
但这都无济于事。他便对他进行人格侮辱。
来源: Oliver Twist (abridged version)There were three unsuccessful votes to find a replacement.
进行了三次失败的投票，就是为了寻找替代者。
来源: CNN 10 Student English of the MonthWorkers say negotiations have been unsuccessful as unions claim.
据工会表示称，双方未能达成一致协议。
来源: AP Listening Collection April 2016I think he would have seen himself as unsuccessful.
我想他会认为自己是不成功的。
来源: Science in 60 Seconds - Scientific American September 2023 CompilationThe book looked like a list of unsuccessful experiments.
本子上列的单子像一连串失败的实验记录。
来源: Transformed into a Monster Doctor: Selected WorksNeedless to say, the doctors were unsuccessful in helping him.
不用说，这些医生都没能成功帮助到他。
来源: Tales of Imagination and CreativitySo things that are hit or miss are often unsuccessful.
所以碰运气的事情往往不会成功。
来源: Grandparents' Vocabulary Lesson探索常用高频词汇