1、He is going to descant on the theme of our human mystery.
他將在人類奧秘這個主題上作詳細的評論。

2、He is going to descant on the beauties of the scene.
他將詳述風景的。

3、You need not descant upon my shortcomings.
你不必絮說我的缺點。

4、sing a descant on a main tune or melody.
以主調(diào)或悅耳的音調(diào)唱著評論。

5、sing a descant on a main tune or melody
以主調(diào)或悅耳的音調(diào)唱著評論。

descant翻譯