Tra từ first mate - Từ điển Oxford Advanced Learner 8th

Từ điển Oxford Advanced Learner 8th

first mate ˌfirst ˈmate f25 [first mate] BrE NAmE (also ˌfirst ˈofficer) noun the officer on a commercial ship just below the rank of captain or ↑master See also: ↑first officer