相关单词近义词 extensive 广泛的, expansive 易膨胀的, comprehensive 全面的, protracted 延长的, lengthy 冗长的, prolonged 持续很久的, drawn-out 延长的, overall 全部的, long 长的, stretched 拉伸的, long-drawn-out 持续很久的, lengthened 动词lengthen的过..., elongated 细长的反义词unextended, 未伸出的; 未伸展的...临近词extend, extend for, extendible, extend out, extend over, extend type, extend list, extend loan, Extend code, extend from, extend fame 返回 extendedly