first lieutenant

美 
英 
  • n.舰务官;(美国陆军和空军的)中尉;第二把手
  • 网络陆军中尉;少尉;一名中尉
复数:first lieutenants  
first lieutenant
n.
1.
舰务官an officer in the navy with responsibility for managing a ship, etc.
2.
(美国陆军和空军的)中尉an officer in the US army and air force just below the rank of a captain
3.
(informal)
第二把手a person who is the next most important to sb

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