9.under the banner of sb/sth在…的旗帜下;打着…的旗号
Russia was the first country to forge a new economic system under the banner of Marxism.俄国是第一个在马克思主义的旗帜下创建新经济体制的国家。
Under the banner of education, we herd our children from ballet to basketball and back again.我们打着教育的旗号, 驱赶孩子在芭蕾舞和篮球之间来回奔波。