The couple made an unsuccessful attempt at a compromise.

这对夫妇试图和解但未成功。

《牛津词典》

He was discouraged by the unsuccessful attempt.

这次不成功的尝试使他气馁。

youdao

Not since the Court's unsuccessful attempt to block the New Deal has the Court struck down a statute on this basis.

由于法院成功地执行了新政，它才在这一基础上破了法令的例。

youdao

He made an unsuccessful attempt to escape by jumping into the ocean.

VOA: special.2009.05.27

The toads are native to the Americas. They were brought to Queensland in the 1930s in an unsuccessful attempt to eradicate beetles that were destroying sugar cane plantations.

VOA: standard.2010.02.07

However,he was unsuccessful in an attempt to buy Cuba from Spain.

VOA: special.2009.04.23

He once offered free rent in an unsuccessful attempt to lure the Pittsburgh Penguins.

FORBES: Relocations

Andy Anson says lessons have been learned from the unsuccessful attempt to host the 2006 competition.

BBC: 2018 bid chief calls for humility

In 1950, an unsuccessful attempt to assassinate U.S. President Truman was made by two members of a Puerto Rican nationalist movement.

CNN: Saturday,