社會語言學 angolul

sociolinguistics▼(the study of social and cultural effects on language)
noun
[UK: ˌsəʊʃ.iəʊ.lɪŋ.ˈɡwɪst.ɪks] [US: ˌsoʊs.ioʊ.lɪŋ.ˈɡwɪst.ɪksɪz]