bilabial plosive,bilabial

consonants and vowels places of articulation – bilabial
英语中[p].[p']能否归位一个音位|p
airflow ve learned about three places of articulation bilabial
湖南教师招聘考试英语学科笔试突破之英语语言学备考策略
[p] ______________________ voiceless bilabial stop voiceless