7.1 Bilabial Plosives /p，b/

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7.1 Bilabial Plosives /p，b/

Producing /p/1) Press your lips together firmly,to stop the flow of air;2) Hold the air behind the closure;3) Open the lips suddenly so that the air comes outof the mouth with a plosive sound;4) Before the lips are opened,the tongue takes theposition of t ......（本文共 8566 字 , 2 张图）     [阅读本文] >>


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