我公出时在北京耽搁了两天: i stayed in beijing for two days when i was on my official business
Example Sentences:
1.
A significant detail according to liu kehzi is that the number of chinese citizens traveling abroad on state business has become less significant every year 刘克智说,有一个细节很重要,中国公司因公出国旅行的比例每年都在减少。