通用拼音

tōngyòngpīnyīn
the common use romanization system introduced in Taiwan in 2003

CEDICT

Tongyong Pinyin (a romanization system for Mandarin Chinese used in Taiwan (the ROC))

Wiktionary

Entry Composition

1 通用 tōngyòng
  1. to use anywhere, anytime (card, ticket etc)
  2. to be used by everyone (language, textbook etc)
  3. (of two or more things) interchangeable
2 拼音 pīnyīn
  1. phonetic writing
  2. pinyin (Chinese romanization)