I'll fall in love just once through my whole life, a true love from the beginning to end.
The man who is my husband in the future makes me complete.
虽然没有逐词逐字地翻译,但意思还是表达完整了,因为英语和汉语的表达习惯本身就不一样。希望对你有帮助O(∩_∩)O~
I will only have one amativeness in my life, a truth relationship that from falling in love till marriage. The complete me only belong to the man in my future call.. husband.
My lifetime, in love, once again from talks in the true feelings, to marry this life complete yourself only belongs to the future that call the husband man...