in the sea on the sea,at sea有什么区别

in the sea还是on the sea sail in the sea还是 sail on the sea travel in the sea 还是 travel on the sea.. in the sea on the sea,at sea有什么区别 Mount Qomolangma.on land.in the sea.in the world. Mount Qomolangma.on land.in the sea.in the world. We () in the sea boat和ship分别是in the sea 还是on the sea at Many people like windsurfing------(in the sea ,on the sea)选什么,这两者怎么区分? I am rowing in the sea.为什么不是on the sea? in the sea ,on the sea ,at sea 有什么区别,可你没给我解释on the sea呀 On the sea 和in the seaColorful sailing boats are swimming on the sea还是Colorful sailing boats are swimming in the sea= = Some enjoy the sun ( )a.in the sea b.in the shell c.on the beach It is used in the business on the sea and in the air的中文翻译 at sea ,by sea ,at the sea,in the sea 的意思,at sea ,by sea ,at the sea ,in the sea 的意思 driving in the real sea fish in the sea呢 swam in the sea意思