短語詞組短語But It Fell Flat 可沒His Performance Fell Flat 他演出失敗The Scheme Fell Flat 這計劃失敗Fell flat error 跌落平面誤差Fell flat on my face 重重得摔倒fell flat on his face 臉朝下摔倒fell flat on his butt 臀部著地摔倒Fell flat on sb 's face 丟臉 返回 fell flat