They ceremoniously cut a piece of ribbon, declaring the exhibition open.他们举行了剪彩仪式，宣布展览开幕。They celebrated the dedication of the new building with a ribbon-cutting ceremony.他们为新大楼的落成举行了剪彩仪式。Members of the club officially marked the occasion with a ribbon cutting ceremony.俱乐部成员以剪彩仪式正式庆祝了这一时刻。