He stayed in Beijing for ten days.

他在北京待了10天。

《新英汉大辞典》

I stayed in Beijing for two days when I was on my official business.

我公出时，在北京耽搁了两天。

《新英汉大辞典》

On my way to Beijing, I stopped over in Wuhan for two days.

我在去北京的途中在武汉停留了两天。

youdao

Following two days of political and economic talks in Beijing, Secretary Clinton told reporters she discussed what she found to be "shortcomings" in the Iranian response with Chinese officials.

VOA: standard.2010.05.25

For one thing, Beijing these days needs a weak dollar.

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The issue figured prominently when US Treasury Secretary Jacob Lew visited Beijing a few days later.

BBC: US accuses China government and military of cyber-spying

On Friday, Beijing News reported that people carrying the H7N9 virus may have entered Beijing in recent days from East China due to an increased flow of tourists, but no cases of bird flu have been reported there as of Friday.

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