backlitadj.背光的动词backlight的过去式和过去分词形式.
backn.后面;背脊;靠背;后背;后卫vt.支持;后退adv.向后地adj.向后的;后面的;偏远的;过时的;积欠的
backflow closed circuit回流闭合电路
back-projection slide幻灯片
back-filling blinding回填堵塞
backwash homing torpedo尾流自导鱼雷
back pole of miter gate闸门背拉杆
back-ground electolyte背景电解质
back-to-back circuit背对背电路
Back to the public space回归公共空间
Back width on buttom hem背部下摆长
backflush chromatography反冲色谱