xué / xí / Wàn / guó / Yīn / biāo / yǒu / zhù / yú / zhǔn / què / zhǎng / wò / Yīng / yǔ / fā / yīn学习万国音标有助于准确掌握英语发音。Learning the International Phonetic Alphabet helps you master English pronunciation accurately.