Meaning: to have a clear-cut stand.

Original: 共同推动公正合理的国际秩序。我们要传承同舟共济精神，践行真正的多边主义，旗帜鲜明反对殖民主义遗毒和各类霸权主义行径，坚定支持彼此维护核心利益，理直气壮坚持发展中国家的正义主张，推动国际秩序朝着更加公正合理的方向发展。

Background: On August 24, Xi Jinping attended the 15th BRICS Submit Leaders Retreat, held in Johannesburg, South Africa, marking his 5th visit to the African continent. During this speech, Xi Jinping emphasized the importance of African development and unity, and the role that China would like to play in that process, highlighting a mutual struggle against imperial powers.

Source: 习近平在中非领导人对话会上的主旨讲话