I've tried to do it, but unsuccessfully. I couldn't breathe and swim at the same time.
我已经试着去做了，但是并不成功，我不能同时游泳和换气。
However, seen from his viewpoints on epic, religion, and structural poetical theory, this paper holds that "Intellectual Position" is a meaningful but unsuccessfully exploration.
但从其理论来源的史诗现、宗教观和结构主义诗学观方面看，“智力空间”是一次有意义但不甚成功的探索。
The University of New South Wales had been trying unsuccessfully to commercialize the technology for 20 years, but Shi was determined to find a way.
新南威尔士大学20年中一直在尝试将这种技术商业化未取得成功，但施正荣下决心找到解决方法。
She tried, unsuccessfully, to gain selection as a candidate in 1955, but finally entered Parliament for the safe Conservative seat of Finchley at the 1959 general election.
1955年她再次竞选保守党候选人，却未能如愿，最终在1959年的大选中成功当选芬奇利议会成员。
Warren Buffett's Berkshire Hathaway has lobbied hard, but so far unsuccessfully, against having to post more collateral for existing trades in its $60 billion derivatives book.
沃伦巴菲特的伯克希尔哈撒韦公司已经努力游说反对在其600亿美元的衍生工具账目里不得不公布更多的对此的抵押，只是至今尚未成功。
Warren Buffett's Berkshire Hathaway has lobbied hard, but so far unsuccessfully, against having to post more collateral for existing trades in its $60 billion derivatives book.
沃伦巴菲特的伯克希尔哈撒韦公司已经努力游说反对在其600亿美元的衍生工具账目里不得不公布更多的对此的抵押，只是至今尚未成功。
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