拼音文字

alphabetic (system of) writing;alphabetic (system of) writing; phonetic writing

汉语拼音

Pinyin (system)

拼音字母

phonetic letter(s); phonetic alphabet;Chinese phonetic letter(s) ［letters of the Scheme for the Chinese Phonetic Alphabet］

用拼音学话

learn Chinese by using Pinyin

汉语拼音方案

Scheme for the Chinese Phonetic Alphabet; Scheme for Pinyin Alphabet (officially adopted in 1958)

汉语拼音字母

Chinese phonetic alphabet;Pinyin alphabet

用拼音给汉字注音

transcribe Chinese characters with Pinyin