N-COUNT A descant is a tune which is played or sung above the main tune in a piece of music. 音乐中的上方声部
He descanted endlessly upon the wonders of his trip.
他没完没了地详述他旅行中所见到的各种奇观。
In this article, the postmodernism curriculum viewpoint and the revelation of the postmodernism to the informational technology education on task, form, model and evaluation will be descanted.
文章就后现代主义课程观、后现代主义给信息技术教育带来的关于任务、形式、模式、评价等方面的启示展开了具体详实的论述。
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