zhè / piān / bào / dào / zhǐ / jiāo / dài / le / shì / jiàn / de / tóu / wěi / xì / jié / bìng / bù / qīng / chǔ

这篇报道只交代了事件的头尾，细节并不清楚。

This report only gives the beginning and end of the incident, leaving the details unclear.