zhè / piān / jì / huà / shū / yǒu / ge / míng / xiǎn / de / lòu / zi / hū / lüè / le / yùn / shū / chéng / běn

这篇计划书有个明显的漏子，忽略了运输成本。

There is an obvious flaw in this plan: it overlooks transportation costs.