名词 可数名词：

1.（常大写）海军

2. 海军舰队

3. 海军蓝，藏青色

词形变化

复数navies

英语解释

the navy of the United States of America; the agency that maintains and trains and equips combat-ready naval forces

a dark shade of blue

an organization of military vessels belonging to a country and available for sea warfare