british isles,United Kingdom,Great Britain 和England 的区别是什么?

The British Isles are a group of islands off the northwest coast of continental Europe that include Great Britain,Ireland and over six-thousand smaller islands
The United Kingdom of Great Britain and Northern Ireland which commonly known as the United Kingdom or UK is a sovereign state located off the northwestern coast of continental Europe.It is an island country,spanning an archipelago including Great Britain,the northeastern part of Ireland,and many small islands.Northern Ireland is the only part of the UK with a land border,sharing it with the Republic of Ireland.
Great Britain is an island lying to the northwest of Continental Europe.It is the ninth largest island in the world,and the largest European island
England is a country that is part of the United Kingdom.It shares land borders with Scotland to the north and Wales to the west; the Irish Sea is to the north west,the Celtic Sea to the south west and the North Sea to the east,with the English Channel to the south separating it from continental Europe.
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