prolonged
adj. 长期的，持续很久的
v. 拉长，拖长（感觉或活动）；<罕>延长（prolong 的过去式和过去分词）
例句
He left the stage to prolonged applause.
他在经久不息的掌声中退下了舞台。
《牛津词典》
He cheerfully ignored medical advice which could have prolonged his life.
他对本可能延长他寿命的医疗建议乐观地置之不理。
《柯林斯英汉双解大词典》
Prolonged negotiation was not desirable.
拖得很长的谈判是不受欢迎的。
