短語詞組短語flag alarm of convenience 方便旗pure flag of convenience 純方便旗a flag of convenience 方便旗flag of convenience vessel 方便旗幟船舶;方便旗船舶foc flag of convenience 方便旗flag of convenience country 方便旗國shiof flag of convenience 方便旗船flag of convenience ship 掛方便旗船衹Under a flag of convenience 鑽空子逃避琯制 返回 flag of convenience