How do these two parts fit together ?

这两部分如何拼在一起呢？

《牛津词典》

We'd fit together like puzzle pieces.

我们会像拼图拼合在一起那样合拍。

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It's easy to fit together and take down.

装在一起和取下来都很容易。

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It is an angular glass building with several levels that do not seem to fit together.

VOA: special.2011.04.13

And so they are going to fit together in a regular array.

它们将固定在一起,以一种规则的阵列方式。

麻省理工公开课 - 固态化学导论课程节选

We all seek our own interests and soon we join up with a family, we want the family's interest up to a point, but how is this fit together with the needs of the community at large?

起初我们自寻欢愉,不久,我们组建了家庭,从某种程度上讲,我们想要家庭带来的快乐,但如何能更大程度的,满足社会的需求来组建起家庭呢

耶鲁公开课 - 古希腊历史简介课程节选

The reality is that no executive can ensure that initiatives fit together perfectly at all levels.

FORBES: Show Your People the Forest so They Don't Get Lost in the Trees

What capabilities would be needed in a streamlined decision-making cycle and how would they fit together?

FORBES: A Vision for Unifying Access to Data and Documents

That's especially true in football, a team game where the parts need to fit together.

FORBES: The Biggest Draft Flops In Sports