我说我爱你，你说曾经但不永远。

Say I love you, you say ever not forever.

youdao

日本人民已经证明当不得不节省能源的时候他们做得到，但不能期望他们永远在夜晚工作。

Japanese people have shown they can conserve energy when they have to, but they cannot be expected to work night shifts for ever.

youdao

抗氧化剂和类黄酮是好的，但不要忘记它永远的敌人：卡路里。

Antioxidants and flavonoids are great, but don't forget the perpetual enemy: the calorie.

youdao

But not seeing how it's possible is not the same thing as seeing that it's impossible.

但现阶段无法预见其可能,并不代表永远不可能

耶鲁公开课 - 死亡课程节选

I used to read it, but I could never get through it--terrifying.

我从前有读到这些,但我永远也读不下去,太残忍了

耶鲁公开课 - 1871年后的法国课程节选

Later in the Republic you will see, not that much later even, Socrates will argue that the best city may be characterized by peace and harmony at home, but this will never be so for relations between states.

稍后在《理想国》中就会读到，而且就快读到了，苏格拉底会强调,最优的城市特点是,举国和平与和谐，但永远不存在于,国际关系之中。

耶鲁公开课 - 政治哲学导论课程节选