Chinese is a group of related, but in many cases mutually unintelligible, language varieties, forming a branch of the Sino-Tibetan language family.
English is a West Germanic language that was first spoken in early medieval England and is now a global lingua franca.
Macau, officially the Macao Special Administrative Region of the People's Republic of China, is an autonomous territory on the western side of the Pearl River estuary in East Asia.
Multilingualism is the use of more than one language, either by an individual speaker or by a community of speakers.
Portuguese (português or, in full, língua portuguesa) is a Western Romance language originating from the regions of Galicia and northern Portugal in the 9th century.
The Roman Catholic Diocese of Macau (1) a Latin diocese, is exempt, i.e. an immediate subject of the Holy See, not part of any ecclesiastical province.
Freguesia da Sé is a southeast freguesia of the Macau Peninsula.