We decided together for the best interests of our family.

我们一起为我们家庭的共同利益作出了决定。

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She decided to find three MCs in her neighborhood in Englewood,New Jersey, and have them sing together.

VOA: special.2009.10.14

and so we decided there to continue our travel, and go to United States together.

然后在那里我们决定继续旅行，一起去美国。

和朋友一起逛洛杉矶 - SpeakingMax英语口语达人

Mister Bateson and Miz Mead decided to work together on the island of Bali in Indonesia.

VOA: special.2010.01.17

At the start of each school year we reviewed our course options and decided together which classes to take that would help us achieve our goal.

CNN: Twins create life-saving allergy device

Right or wrong, he connected the jimmied screen to the ditched bike, and he decided that together they gave him reason enough to investigate.

NPR: Excerpt: 'Killer Weekend'

But when he mentioned the idea to Mr. Wardlaw, they decided to build together, settling on two homes for financial reasons.

WSJ: The Twin Houses of an Odd Couple