the ship on the sea.可以加 is the ship is on the sea.为什么?有什么区别?

问题描述:

the ship on the sea.可以加 is the ship is on the sea.为什么?有什么区别?

the ship on the sea:在海上的一艘船
the ship is on the sea:这艘船在海上

the ship on the sea是一个短语,海上的一艘船而 the ship is on the sea是一个完整的句子.这艘船在海上.