短語詞組短語a great substantial leap 有了質的飛躍great -leap-forward development of forestry 林業(yè)跨越式發(fā)展realized great -leap-forward development 實現了跨越式發(fā)展realize great -leap-forward development 實現跨越式發(fā)展Great Leap Forward 大躍進Another great leap 又一次大躍進 返回 great leap