声母和单韵母拼读音节表 b b b b b b b bb b b b b b b b p p p p p p p p p p p p p p p pf f f f m m m m m m m m m m m m f f f f d d d d d d d d d d d d t t t t t t t t t t t t n n n nn n n n n n n n n l l l l l l l l l l l l l l l g g g g g g g g g g g k k k k k k k k k h h h h h