But their efforts failed.

但他们的努力白费了。

youdao

But their efforts, however sincere, are often misdirected.

但是他们的努力，尽管诚挚，却经常是针对性错误的。

youdao

But their efforts were rewarded, for the harvest was an even bigger success than they had hoped.

但他们的努力得到了回报，收获远远超出他们的想象。

youdao

But he says their efforts have not met with success, because audiences in India and Western countries are very different.

VOA: standard.2010.07.22

"Palestinians have strengthened their efforts on security, but they need to do more to stop incitement and to move forward with negotiations,"

VOA: standard.2009.09.22

Paramedics administered CPR for about 20 minutes but their efforts were to prove in vain, the court was told.

BBC: Pc Neil Bowdery (left) and Pc Maurice Leigh

But their efforts made largely no difference except for garnering some press attention.

FORBES: Money Is The Critical Issue In This Campaign

This time Adobe did a lot more to make sure things work, but their efforts have still fallen short.

FORBES: Adobe To Stop Work On Flash For Mobile Browsers