相关单词近义词 extensive 广泛的, interminable 无止尽的, long 长的, drawn-out 延长的, protracted 延长的, prolonged 持续很久的, extended 长期的, long-lasting 持续时间长的..., overlong 过长的, long-winded 气长的，不易气短的...临近词leniency, lengthen, lengthy tour, lengthy pile, lengthy goods, lengthy cargo, lengthy field, lengthy period, lengthy speech, lengthy picture, Lengthy panicle, lengthy borders 返回 lengthier