noun🔗Share长篇大论，高谈阔论 A lengthy discourse on a subject."The professor's lecture began as a quick overview, but soon turned into a lengthy descant on the history of the Roman Empire. "教授的讲座一开始只是个简单的概述，但很快就变成了关于罗马帝国历史的长篇大论。languageliteraturecommunicationChat with AIVocabulary GamePractice Reading
noun🔗Share和声，高音部，副旋律 A counterpoint melody sung or played above the theme"During the Christmas concert, a young girl sang a beautiful descant above the main melody of "Silent Night," adding a soaring harmony to the familiar tune. "在圣诞音乐会上，一位小女孩在《平安夜》的主旋律之上唱了一段优美的高音部副旋律，为这首熟悉的曲调增添了飞扬的和声。musicChat with AIVocabulary GamePractice Reading
verb🔗Share详谈，详述。 To discuss at length."My professor could descant for hours on the history of the Roman Empire, even when the bell rang. "即使下课铃响了，我的教授仍然可以滔滔不绝地详述罗马帝国的历史，一讲就是好几个小时。communicationlanguageChat with AIVocabulary GamePractice Reading
verb🔗Share唱高音，用高音唱。 To sing or play a descant."During the Christmas carol, my sister decided to descant, adding a higher, flowing melody above the main tune. "在唱圣诞颂歌的时候，我妹妹决定唱高音，在主旋律之上加入一段流畅而高亢的旋律。musicChat with AIVocabulary GamePractice Reading
