over a long period of time 近期不大可能改变的;不大可能很快解决的 to benefit/affect somebody long-term 长期受益/影响某人 It is unclear if this shift will continue long-term. 尚不清楚这种转变是否会长期持续。 We need to think long-term (= think about what will happen over a long period of time) if we want to get any serious results. 如果我们想得到任何严肃的结果,我们需要考虑长远。