真诚的希望我们的第一次合作不会成为最后一次，我希望我们能建立长期稳定的合作关系。

我真诚的希望那不是我们第一次或是最后一次旅行,而希望它只是我们普通的一次(旅行).

我真诚地希望这不是我们的第一次或最后一次合作，而是我们稳定有序的合作中的一部分

我真诚地希望这不是我们的第一次或最后一次合作，而是长久的稳定的合作。

严重的希望这不是我们第一次也不是最后一次合作,希望长期保持下去

兹诚挚希望我们之间的合作不会是一锤子买卖,希望能长期保持下去.

It's very honored and pleased to meet you!! It's like a dream for me, so amazing! We often talk about you, you are so friendly to us!

I am very honored and pleased to meet you! It seems like a dream to me! Amazing! We often mention you. You are so friendly!

Extremely is honore日夏养花网d with happily knows you! ! For me this simply is adream! Extremely mysterious! We frequently mention you, you are soqrUVBmG friendly!

if i made you happy, please remember me after i left;but if not ,then forget about me.

If your memories of me make you happy after I leave, please remember me; but they make you sad, then please forget me...

When i am not arroun日夏养花网d you any more,please remerber me or donot on account日夏养花网 of enjoyment in your memories i ever brought to you!

I will pray for you when the sun rises and sets every day.(这种译法一定要注意三单加s和专属名词加the的问题！)
或：I will pray for you everyday at/on sunrise and sunset.
I will pray for you at/onqrUVBmG sunrise and sunset everyday.
只是语序不同罢了，都正确！
个人比较欣赏二楼的翻译，很有诗意：
I would pray for you on/at every sunrise and sunset.

I will pray for you when the sun rises and sets every day

自己翻译的

希望帮到你。。。。

I will pray for you everyday at sunrise and sunset

I will pray for you when the sun rises and sets every day

太阳是专属名词
前面要加the

I will pray for you when the sun rise and set.

i will pray for you everyday from sunrise to sunset.