Republic of Ireland,whose capital is Dublin,lies just west of the UK.It has a population of more than 3 million and covers an area of more than 70 000 square kilometers.It has an amazing history of over 5 000 years.Everywhere you look are castles and historical places.
It has a mild sea climate.And it is not too cold in January and February and not too hot in July and August.
There are two official languages in Ireland:Irish,which is the national language,and English, which is the language of the majority of the population.
Now people there use euro as their currency.
说明文,介绍爱尔兰共和国的基本情况,写全要点。