jì / zhě / huā / le / jǐ / tiān / shí / jiān / zhōng / yú / chá / qīng / le / zhè / qǐ / shì / jiàn / de / qián / yīn / hòu / guǒ

记者花了几天时间，终于查清了这起事件的前因后果。

The reporter spent several days and finally uncovered the full story behind the incident.