round the world还是around the world

all around the world ,all round the world哪个对? around the world 和 round the world 的区别? Round The World 歌词 阅读 Round The World It is all round the world为什么不能用around 请问可以用travel around the world 如果可以,请问和travel round the world有 Travelling around the World around the world 歌词 the world around all around the world the world goes round and travel round the world 造句