1 我会陪着你，直到时间的尽头。 2 我会陪着你，直到我的生命结束。 3 我会陪你到世界的尽头。

1.I will be always with you until the time is through./

I will always be there for you till the end of time.

2.I will be with you until the end of my life.

3.I will accompany you to the end of the world.

I'll be with you until the end of time;
I'll be with you until the end of my life;
I'll be with you until the end of the world.

1 I'll be there until the end of time.

2 I will stay with you until the end of my life.

3 I will accompany you to the end of the world.