the parts of Ireland where many people speak Irish (= Irish Gaelic) as a first language

Some people are moving out of the Gaeltacht. 一些人陆续搬离盖尔语地区。

In the Gaeltacht areas of the Republic of Ireland, only the Gaelic versions of place names are used on road signs. 在爱尔兰共和国的盖尔语地区，道路标志上只使用盖尔语地名。