B 開頭單詞
backing maneuvers [體育]倒車操縱
backing groove of weld [機(jī)械工程]焊縫反面坡口
backing for abrasives [經(jīng)濟(jì)學(xué)]砂布底布
backing fabric [紡] 底布
backing device 襯墊裝置
backing deal 頂板
backing copy 備用拷貝
backing collision [交通運(yùn)輸工程]倒撞
backing card 襯靶紙
backing brick 背襯磚
backing board 墊板；底板；背紙板
backing away 無法維持正常交易 堵墨
backing and filling 盤整；躊躇
backing a warrant [新聞學(xué)與傳播學(xué)]對憑單背書擔(dān)保
backing n. 支持；后退；支持者；襯背 v. 支持（back的ing形式）
backimixing [化] 逆向混合; 回混; 反混