Related topics: Linguistics
pho·net·ics /fəˈnetɪks/ noun [uncountableU] SLthe science and study of speech sounds 语音学
—phonetician /ˌfəʊnəˈtɪʃən, ˌfɒn- $ ˌfoʊ-/ noun [countableC]
n Phonetics is followed by a singular verb: Phonetics is a branch of linguistics.