So, setting their species aside, these two buddies bonded and had been inseparable ever since.

先不管它们的物种差异，自从他们两个在一起后就亲密无间了。

It is a tender and affecting gesture, suggestive of close bonding.

这样一个温柔而动人的动作显示了他们之间亲密无间的关系。

We are deeply related familiarly to each other.

我们亲密无间。

The " movie" memories I have of female friends are open and intimate.

我对女性朋友的“电”忆是开放的、亲密无间的。

The saying " thick as thieves" means the same thing.

成语" 亲密无间（像贼一样亲密）" 意思一样。

If we describe individuals as thick as thieves, it means they are very close.

如果我们形容某人亲密无间，那是指他们非常亲密。

But could togetherness also promote the exchange of health-promoting microbes, like those in the intestine?

但这种亲密无间的关系能否促进像是肠道细菌等健康有益菌的传播呢?

I love that this is our relationship now.

我们俩变得这么亲密无间真让我高兴。

One of my favorite expressions to describe close friends is to say they are thick as thieves.

我最喜欢的一个描述亲密朋友的表达是说他们thick as thieves（亲密无间）。

Looks like you're thick as thieves.

看起来你俩亲密无间得很。

We're not thick as thieves or kindred spirits, and we're definitely not a power couple.

我们并非亲密无间，并非志趣相投，我们绝对不是权力夫妇。

If two friends are thick as thieves, they are very close and trust each other a lot.

如果两个朋友亲密无间（thick as thieves），他们非常亲密且彼此十分信任。

You know, there's also a view that establishing this in-person chemistry is disproportionately important for U.S.-Russia relationships.

有观点认为，建立这种亲密无间的化反应对美俄关系尤为重要。

My mother followed the news and was sharply curious about the world; we were close, and spoke often.

母亲喜欢关注新闻，对世界充满了强烈的好奇心; 我们亲密无间，经常交谈。

As if to celebrate, Puck's daughters and grandchildren are gathering to welcome the youngster into this close-knit family.

仿佛是为了庆祝，帕克的女儿和孙子女们聚集在一起，欢迎这位年轻人加入这个亲密无间的大家庭。

On the other hand, introverts will often have a tight-knit group of friends that they hang out with exclusively.

另一方面，内向的人通常会有一群亲密无间的朋友。

This means we'll feel the peaceful, warm sense of bonding and attachment that a mother would with her newborn child.

这意味着我们感受到的亲密无间的平和温暖，与母亲对新生儿的感觉别无二致。

But now that we're on the subject, relationship experts claim that having sex more does help a couple stay close.

不过既然说到这个话题，情感专家称，更多性生活能让夫妻关系亲密无间。

I don't think so, and I think the reason is because animals really need one-to-one, close relationships for that to happen.

我不那么认为，因为动物们真正需要一对一、 亲密无间的关系才会那样。

" Close, " here, means do you have a comfortable, tight relationship, especially between friends.

“Close”在这里的意思是你们是否有亲密无间的关系，特别是指朋友之间。