1 sentence for 空運 (kōng​yùn — air transport)

1. 岛屿之间交通主要有空运和海运。

   dǎo​yǔ zhī​jiān jiāo​tōng zhǔ​yào yǒu kōng​yùn hé hǎi​yùn.

   Transportation between the islands is largely done by air and sea.

   Source: CCMatrix