他虽然最后失败了，但已经尽了力。

He have do his possible though he fail at last.

youdao

虽然最后尝试以失败告终，但其反响至今依然存在。

In the end, the attempt failed, but the reverberations still can be felt today.

《柯林斯英汉双解大词典》

有目标，虽然在实现目标的过程中会有困难，甚至到最后可能会失败。

I have aims to achieve, though there will be difficulties on the way to reaching, even there will be failure in the end.

youdao