descant

v / dI5sknt; dI`skAnt/ [Ipr] ~ on/upon sth 1 (music 音) sing or play a descant on sth 为某乐曲作高音伴奏或伴唱. 2 (fml 文) talk for a long time about sth; comment on sth 长时间谈论某事; 评论某物: descant endlessly on the Government's failings 无尽无休地谈论政府的过失.

derivation, derivative, derive, derive from, derm(a)-, dermatitis, dermatologist, dermatology, dermis, derogate, derogatory, derrick, derring-do, derv, dervish, DES, desalinate, desalination, desalinization, descale, descend, descendant, descendent, descent, describe, describing, description, descriptive, descriptively, descriptiveness, descry, desecrate, desecration, desegregate, desegregation, deselect, deselection, desensitization, desensitisation, desensitize, desensitise, desert,