eternally

The survivors said they would be eternally grateful to the rescue team that found them in the wilderness.

(Chinese) 幸存者表示，他们将永远感激在荒野中找到他们的搜救队。

Some philosophers argue that energy is eternally recycled through the universe in various forms.

(Chinese) 一些哲学家认为，能量以各种形式在宇宙中永恒循环。