bù / tóng / fāng / yán / zhōng / de / tóng / yí / gè / yīn / wèi / fā / yīn / kě / néng / bù / wán / quán / xiāng / tóng不同方言中的同一个音位,发音可能不完全相同。The same phoneme may not be pronounced exactly the same way in different dialects.