ADJ.
international
VERB + CREWMAN
became
CREWMAN + NOUN
cargo, spaceship
PREP.
on
noun
A member of a crew, especially the crew of a ship.
Next year this service is to be operated entirely by automatic control, though the trains will carry at least one crewman.
Synonym of armoured crewman.
noun — any member of a ship's crew
Tom is a crewman on a spaceship.
At the age of 29, Haibin Liang became a crewman on international cargo ships.