天气在阿拉斯加是一个永恒的交谈话题。

The weather is a constant topic of conversation in Alaska.

《柯林斯英汉双解大词典》

这是一个永恒的争论：这个责任应当是谁的，学习者、雇主的还是国家的？

That's the eternal debate: should it be the learner's responsibility, that of his employer, or of the state?

youdao

抱着埃伦在月光中飞翔，他们像彗星一样射入永恒，客厅里的钟停了。

Soaring through the moonlight with Ellen in his arms, the pair of them shooting like comets into eternity while the clock in the parlor stops.

youdao

God and humans lock in an eternal struggle, neither prevailing, yet both forever changed by their encounter with one another.

上帝与人类陷入一场永恒的战争，谁也不占上峰，但是他们相遇时却一直会引起改变。

耶鲁公开课 - 旧约导论课程节选

Every polity seeks its own advantage against others, making relations between states a condition of unremitting war of all against all.

每一个政体都在追寻自身的利益,而非他者，国家间的联盟,是一种全面战争的条件，持续性的永恒对抗。

耶鲁公开课 - 政治哲学导论课程节选

Well, you might say surely there could be creatures that would want to live forever, that would enjoy an eternal existence.

你们也许会说一定存在某种生物,会希望永远活下去，会享受一种永恒的存在。

耶鲁公开课 - 死亡课程节选