noun🔗ShareRespaldoThe back piece of a chair, used to support the sitter's back."The armchair had a comfortable backrest, perfect for relaxing after a long day at work. "El sillón tenía un respaldo cómodo, perfecto para relajarse después de un largo día de trabajo.partitembuildingarchitectureutilitywearChat with AIVocabulary GamePractice Reading
noun🔗ShareContrapuntoA guide attached to the slide rest of a lathe, and placed in contact with the work to steady it in turning."The machinist carefully adjusted the backrest on the lathe to prevent the long, thin metal rod from vibrating during the turning process. "El maquinista ajustó cuidadosamente el contrapunto en el torno para evitar que la varilla metálica larga y delgada vibrara durante el proceso de torneado.technicalmachineworkdeviceChat with AIVocabulary GamePractice Reading
