相关单词近义词 ahead 领先, early 早, before 在 ... 以前, beforehand 预先, advance 前进, advanced 先进的临近词in, inlace相似词in a stew idiom, in a word idiom, in a world of your own idiom, in absentia, in advance of sth/sb idiom, in all but name idiom, in all conscience idiom, in all honesty/seriousness/truthfulness idiom, 返回 in advance