zhè / jiā / gōng / sī / tōng / guò / jí / zhōng / cǎi / gòu / lái / jiàng / dī / chéng / běn / huò / dé / guī / mó / jīng / jì

这家公司通过集中采购来降低成本，获得规模经济。

The company gains economies of scale by purchasing in bulk to reduce costs.