物质要在部分真空罐中加热。

Here the material is heated in a partial vacuum.

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这种放置方法会形成部分真空，据说这样能舒展肌肉，促进血液流通，从而缓解疼痛。

The placement of the glass cup creates a partial vacuum, which is believed to stimulate muscles and blood flow, while relieving pain.

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我10月27日的专栏文章《大银行为什么恨银行业》里，我略约地填补了传统金融业造成的部分真空。

I sketched in part of the vacuum that's forming in the traditional banking business in my Oct. 27 column, "Why big Banks hate banking."

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So, indeed, we are talking about a lot of void and a tiny little bit of extremely dense being.

事实上，更多的是许多真空,只有极小部分的高密度的物质。

麻省理工公开课 - 固态化学导论课程节选