短語詞組短語automatic dumper 自動翻車機dumper lorry 自卸車dumper mirror 倒空器pivot dumper 樞軸式傾卸器coal dumper 煤傾瀉工articulated dumper [車輛]鉸接式翻斗車ashpan dumper 灰箱漏斗tip dumper 側(cè)向自卸車traincar dumper 翻車機car dumper 傾倒卸貨車 返回 dumper