Live down这个词在英英字典中解释为：live so as to annul some previous behavior，使人们忘记（错误、失败、恶名等）例句：If you are unable to live down a mistake, failure, or bad reputation, you are unable to make people forget about it.如果你无法忍受一个错误、失败或坏名声，你就无法让人们忘记它。Labour was also unable to live down its reputation as the party of high taxes工党也无法让人忘记其高税党的名声。“活下去”真正的用法其实是这样的：
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Live onLive on可以解释为：靠（某一数目的钱）过活;靠（某一收入来源）过活;（动物）靠吃（某种食物）维持生命，以…为食;（人）以…为主要食物;继续活着，总之就是指：continue to live through hardship or adversity（继续度过艰难或逆境）例句：
The old people die but the young ones live on.老人去世，而年轻人继续活着。I loved her too much to let her live on in her own world, and she was too special to me to be one of us.我太爱她以至于不能让她那样继续活着，她也对我太特殊以至于让我不能把她变成我们的同类。
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Subsist英 [səbˈsɪst] 美 [səbˈsɪst]另外，subsist也可以表示活下去的意思，这个词解释为：to manage to stay alive, especially with limited food or money，尤指靠有限的食物或钱)维持生活，度日;存在，有勉强糊口;勉强度日 的意思。例句：The prisoners subsisted on one mug of the worst quality porridge three times a day犯人们每日三餐靠一碗稀粥度日。Almost every employee must moonlight in second jobs simply to subsist.只是为了维持生计，几乎每个职员都要偷偷地做兼职。
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to keep on living 这个词直译出来是：继续生活的意思，keep on有重复; 继续;的意思，living表示为活着的; 活的; 生存; 活着。在有些使用场合可以表达为活下去的意思。例句：I'm trying to think of a reason to keep on living.我正努力在想个继续活下去的理由呢。God wants him to keep on living.上帝要他活下去。
