护海舰队的英文：
fleet
n. 舰队；海军；船队；港湾，小河
v. 疾驰；（使）飞逝
adj. 快速的，敏捷的； 转瞬即逝的
That is a fleet horse.
那是一匹快马。
This is a vain and fleeting thing.
这是一种空虚的、转瞬即逝的东西。
The world is like a fleeting show.
人世如白驹过隙。
Life is short and time is fleeting
人生短暂,光阴易逝
Time fleets like an arrow.
时光如箭般飞逝。