yóu / yú / dāng / dì / gǎng / kǒu / tiáo / jiàn / yōu / yuè / zhuǎn / kǒu / mào / yì / chéng / le / gāi / dì / qū / de / zhòng / yào / chǎn / yè

由于当地港口条件优越，转口贸易成了该地区的重要产业。

Because of the excellent conditions at its local ports, re-export trade has become an important industry in the region.