We had been together for two years, but both of us felt the relationship wasn't really going anywhere.

我们在一起已经两年了，但是我们俩都觉得这种关系实在不会有什么结果。

《柯林斯英汉双解大词典》

We need both halves working together.

我们需要双方共同努力。

youdao

Without the mountain-climbing that we both enjoyed, we couldn't have enough time to spend together because my father was very busy.

如果没有登山这个我俩都喜欢的活动，我们根本就没有足够的时间一起共度，因为我父亲非常忙。

youdao

"We need both the developed world and the developing countries to come together and to give and support a global initiative in the war against hunger."

VOA: special.2009.11.23

And since we have two bars that are together like this, once they're both loaded up with electrons there's going to be negative charges that repel, so the electrons will want to get as far away as possible, and they're on their slow way to doing that, to getting as far away from each other as possible.

因为我们有两个棒像这样在一起，一旦它们加载了电子,就会因为有负电荷而排斥，所以这些电子就会,互相离开的尽可能远，它们的这个过程很慢，离开的尽可能远。

麻省理工公开课 - 化学原理课程节选

You could use the "Why don't we" pattern to suggest that you both join a gym together.

你可以使用“Why don't we~?”句型来提出你们俩一起去健身的想法。

Why don't 课堂 - SpeakingMax英语口语达人

We never went out, so we both went thought it together so it's nice that we've both done well.

BBC: Twin sisters land six straight As

"We have the same interests we worked together, we both like to read books, we go to the library, the cinema, the theater, " says Faina.

WSJ: Long-married couples share their secrets to love

On Thursday, we brought both parties together for a frank and productive discussion about this issue.

WHITEHOUSE: Weekly Address: The Olympic Spirit, the Spirit of Bipartisanship, and Health Reform | The White House