求英文解释assembly required,break down price

求英文解释assembly required,break down price break down中文解释.要多一点解释…… 求“break of down”的歌词翻译! break up 与break down break down 和break up break up还是 break down? Break out ,break up ,break down 求解析英语句子:competition should beat the price down. 金贤重 break down bbox break it down Cost break down break down into...