成语 chéngyǔ HSK5 idiom Origin Definitions Defs Strokes Stroke Words Sentences Sents 合成语音 héchéngyǔyīn synthetic speech synthetic speech; speech synthesis成语典故 chéngyǔdiǎngù idiom origin historical or literary anecdote that gives rise to a saying成语接龙 chéngyǔjiēlóng idiom solitaire idiom solitaire game where the last character of one idiom is the first of the next