navy的復(fù)數(shù)形式

　　navy例句分享

　　She was dressed in navy blue.

　　她穿著深藍色的衣服。

　　Petty officers are the backbone of a navy.

　　軍士是海軍的骨干。

　　He had formerly been in the Navy.

　　他從前在海軍服役。