1.副词:永远;永恒;永久

I think that we will live together forever.

我想我们会永远生活在一起。

It was great fun but we knew it wouldn't go on forever.

这很开心，但是我们知道不会永远这样。

I will forever be grateful for his considerable input.

我将永远感激他的大量投入。

2.副词:完全地;永恒地

The old social order was gone forever.

旧的社会秩序一去不复返了。

Their lives changed forever.

他们的生活完全改变了。

3.副词:长久地;无尽头地

The drive seemed to take forever.

车似乎永远也开不到头。

They didn't cost anything and they lasted forever.

它们花不了多少钱，却非常耐用。

4.副词:老是;没完没了地

He was forever attempting to arrange deals.

他老是想撮合交易。

I was forever dragging him away from the fireplace.

我老是要把他从壁炉边拉开。

5.副词:总是;始终

Katherine was forever secretive.

凯瑟琳总是神神秘秘的。

To this end the young child is forever watchful.

这个年纪不大的孩子为此始终保持警惕。

6.名词:永恒；极长的一段时间

You gave me a forever within the numbered days, and i'm grateful.

感谢你在在我有限的生命里给了我永恒。