义无反顾英语

pursue justice with no turning back

love you at any costs

I love you, without a bit of hesitation. Or: I love you, to be duty-bound not to turn back.

I will be duty-bound to love you and never turn back.【希望帮助到你，若有疑问，可以追问~~~祝你学习进步，更上一层楼！(*^__^*)】

proceed without hesitation