(外表、意义、声音等的)细微差别a very slight difference in appearance, meaning, sound, etc.
    The painter has managed to capture every nuance of the woman's expression. 画家对这个女子面部表情的刻画细致入微。 
 Linguists explore the nuances of language. 语言学家研究语言的细微差别。 
 Synonyms: nicetyrefinementshade subtlety