first officer
Longman Dictionary of Contemporary English 5++LDOCE 5++ˌfirst ˈofficer noun [countable] TTWBOfirst mate 大副
Examples from the Corpus
first officer• She is a Continental Airlines B747 first officer, based in Hawaii, with more than 20,000 hours.ˌfirst ˈofficer nounChineseSyllable
mate Corpus first
See first mate for more
first officer
ˌfirst ˈmate
(also first officer) noun [countable]
an officer who has the rank just below captain on a ship that is not a military ship
ˌfirst ˈofficer
noun [countable]
first mate
| I |
(also first officer) noun [countable]an officer who has the rank just below captain on a ship that is not a military ship
| II |
noun [countable]first mate