zhè jiā / háng kōng gōng sī / zhǔ yào / jīng yíng / mín yùn / yè wù / yùn sòng / lǚ kè / hé / huò wù

这家航空公司主要经营民运业务，运送旅客和货物。

This airline mainly operates civil transport services, carrying passengers and cargo.