scordatura
scordatura[ˌskɔːdəˈtjʊərə]noun- [mass noun](Music)the technique of altering the normal tuning of a stringed instrument to produce particular effects
(乐)变格定弦(为求得特殊效果对弦乐器所作不按常规的调弦)
语源- late 19th cent.: Italian, from scordare 'be out of tune'
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