n. any of several noncommissioned officer ranks in the Army or Air Force or Marines ranking above a corporal
n. 警察小队长, 军士
1. The sergeant gave us instructions for the training exercise.
中士给我们安排了训练演习的指示。
2. I saw the sergeant helping a new recruit.
我看到中士在帮助一名新兵。
3. The sergeant is responsible for maintaining discipline in the unit.
中士负责维护部队的纪律。