1920s. From Chinese báihuà plain speech, vernacular (Wade-Giles transcription p'aihua) from bái white, pure, plain + huà word, talk.
英语词典包含243303条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。