He worked hard but without any success.

他勤奋干却已取得成功。

youdao

The couple tried to bridge the gap between their emotions but without any success.

夫妇二人试图弥合两人之间的感情分歧，但未能成功。

youdao

Therefore, any strategy to bring in value without incorporating the legacy systems is bound to have limited success.

因此，任何旨在带来价值却没有将遗留系统包含起来的战略，其成功都有一定的限制。

youdao

McDonald's tried for years to sell a McPizza in its own restaurants, without any success.

FORBES: Beyond Burgers

Despite claims that new methods of reimbursing Medicare providers will tame costs, the fact is that the federal bureaucracy has tried most of the measures before, without any success.

WSJ: Paul Ryan: Where's Your Budget, Mr. President?

For example, the investment required to bring a single new medicine to market far exceeds a billion dollars without any certainty of success.

FORBES: Merck CEO: Health Care Beyond the Fiscal Cliff Requires Structural Changes