master sergant的用法和樣例：
例句
- As far as soldiers are concerned, they have their own ranks, such as Private, ecialist Sergeant, Master Sergeant.
就士兵而言，他們也有自己的軍銜，如列兵，專業軍士，軍士長等。 - Following a long and distinguished career of service of military service, John retired from the USAF with the rank of Chief Master Sergeant.
在長期的傑出的軍事服役生涯之後，約翰從美國空軍的軍士長級別退休下來。
