im.pres.siveadj.(形容词)Making a strong or vivid impression; striking or remarkable:印象深刻的:给人以深刻生动的印象的;感人的或者不平常的:例句:an impressive ceremony.重大的庆祝活动【引伸】impres.sivelyadv.(副词)impres.sivenessn.(名词)