a group of words established by usage as having a meaning not deducible from those of the individual words (e.g.
成语(如over the moon, see the light)。
[mass noun]a form of expression natural to a language, person, or group of people
习语
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he had a feeling for phrase and idiom .他对短语和习语有特别悟性。
the dialect of a people or part of a country
方言,土语。
a characteristic mode of expression in music or art
(音乐、美术的)表达风格;特色
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they were both working in a neo-Impressionist idiom .他们两人都运用新印象派表达风格。
"late 16th cent.: from French