We are committed to reducing the needless suffering this disease causes.我们要全力以赴减少这种疾病所带来的不必要痛苦。

We believe our findings will prevent thousands of needless deaths.我们相信我们的发现将会防止成千上万例不必要的死亡。

Dying cancer patients often suffer needless pain.垂危的癌症病人经常要承受不必要的痛苦。

This new social awareness will, needless to say, bring big changes.不用说, 这种新的社会意识势必将要带来巨大的变化。