How long have Tom and Lucy been going out together?

汤姆和露西相恋多久了？

《牛津词典》

He and his girlfriend had been going out together for a year when she had an abortion.

他的女友流产时，他和她已经交往了一年时间。

《柯林斯英汉双解大词典》

They meet, get to know each other and begin going out together.

他们遇见了，相互认识并开始一起出去。

youdao

OK, and you can see that this thing ought to unwrap, it's going to keep extending out those multiplications until gets down to the base case, going to collapse them all together.

好，你可以看到这种方法,是怎么解决的,他一层层的将乘法展开一直到最底层,然后将他们一起乘起来。

麻省理工公开课 - 计算机科学及编程导论课程节选

So what we're going to do together is to figure out what these best responses look like and let's try and do that.

所以我们将一起找出,最佳对策是什么,我们一起试着找找

耶鲁公开课 - 博弈论课程节选

He has two children by his ex-girlfriend, actress Shar Jackson, one of which was born after he and Spears started going out together.

BBC: NEWS | Entertainment | Britney confirms she is pregnant

At some point, it had been decided, with the eloquent noncommunication of twentysomething males, that we would be going out together, and that this would make us, fleetingly, friends.

NEWYORKER: Semi-Charmed Life

We're all just going to tough it out together.

NPR: A New Orleans Native, Determined to Stay