相关单词同義詞prolonged, lingering, stretched, 近義詞 continuous 連續的, prolonged 持續很久的, extended 長期的, lengthy 冗長的, long-drawn-out 持續很久的, lingering 拖延的, expanded 展開的, lengthened 動詞lengthen的過..., delayed 延時的, drawn-out 延長的臨近詞protract, protracted battle, protractor biopsy, protractor screen, protracted course, protracted flight, protract a debate, protracted illness, protracted warfare, protracted symptom, protracted diarrhea相似詞protoplasm, prototype, prototypical, protozoan, protractor, protrude, protrusion, protuberance, 返回 protracted