juéde lùxiàn rào shí, xiān wèn shìbushì shīgōng, dǔchē huò dānxíngxiàn

觉得路线绕时，先问是不是施工、堵车或单行线。

When you feel the route is taking a detour, first ask if it's due to construction, traffic, or a one-way street.