“处于统治地位”常见的英文表达有：
be in a dominant position
例句：This company has been in a dominant position in the market for several years.（这家公司几年来一直在市场上处于统治地位 。）
hold a dominant position
例句：The old empire once held a dominant position in this region.（这个古老的帝国曾经在这个地区处于统治地位 。）
be in a position of dominance
例句：The leading team is in a position of dominance in the competition.（领先队伍在比赛中处于统治地位 。）